Hard Spelling Words: 150 Tricky Words and a 40-Question Spelling Test

Most word lists hand you the hard words and leave you to memorize them. This one groups 150 of them by the reason they are hard, because there are only a handful of reasons: a doubled consonant nobody hears, a vowel flattened into a mumble in ordinary speech, a silent letter left behind by an older language, or a word borrowed whole from French and never re-spelled to match English habits. Once you can name which trap a word belongs to, you stop guessing letter by letter. Below each list is a test on the same words - 40 questions in all, with the answer and the rule behind it. Sections run easiest first: the everyday words almost everyone gets wrong, then doubles and silent letters, then the words that break the rules you were taught at school, then the sound-alike pairs, and finally three words to spell from the definition alone, the way a bee actually works.

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Everyday words that trip up almost everyone

These are not obscure words. They are the ones you write every week and still hesitate over, and they fail for one reason: ordinary speech flattens a vowel or drops a syllable, so the spoken word gives you no clue about the written one. Nobody says the second syllable of business or the a in boundary, so the ear offers no help and the hand invents something.

The fix is to say the word slowly and in full, syllable by syllable, before you write it: bu-si-ness, se-pa-rate, Feb-ru-ary. Spelling coaches call it pronouncing for spelling, and it is the single highest-return habit on this page.

The 33 everyday words: accommodate, achieve, across, argument, athlete, basically, beautiful, beginning, believe, boundary, brilliant, business, calendar, category, changeable, column, committed, conscience, definitely, disappoint, embarrass, environment, existence, familiar, February, forty, government, grateful, guarantee, harass, height, humorous, independent.

  1. Q1.Reaching from one side to the other: accross, acros or across?Tap to reveal

    Answer: Across

    One c, one s. It is simply a + cross, and cross has a single c, so nothing doubles. The stray extra c in 'accross' is borrowed from words like account and accept, where the doubling is real because the prefix ac- runs into a consonant.

  2. Q2.To hold a firm faith: beleive, believe or bileive?Tap to reveal

    Answer: Believe

    The mnemonic that actually works is that you should never beLIEve a LIE - the letters l-i-e sit in the middle in that order. It also happens to follow i before e, a rule English keeps only about two-thirds of the time.

  3. Q3.Lovely or good to look at: beautifull, beautyful or beautiful?Tap to reveal

    Answer: Beautiful

    Beauty drops its y and takes a single -ful. English has no suffix spelled -full: careful, hopeful, grateful and beautiful all end in one l, and only the standalone word 'full' keeps two.

  4. Q4.Commercial activity: buisness, bussiness or business?Tap to reveal

    Answer: Business

    Busy plus -ness, with the y turned to i: busi + ness. Say it as three syllables in your head - bu-si-ness - and the middle i stops vanishing.

  5. Q5.For the most part: basicly, basically or basiclly?Tap to reveal

    Answer: Basically

    Basic keeps its c and takes -ally, not -ly. Every adverb built from an -ic adjective does the same: tragically, specifically, dramatically. The one everyday exception is publicly.

  6. Q6.One who has just started: beginer, begginer or beginner?Tap to reveal

    Answer: Beginner

    The stress in begin falls on the last syllable, so the final consonant doubles before the ending: begin/beginner, refer/referred, occur/occurring. Compare offer, stressed on the first syllable, which stays single in offered.

  7. Q7.Something that marks a limit: boundry, boundary or bondary?Tap to reveal

    Answer: Boundary

    It is bound plus -ary, the same ending as library and dictionary. Speech swallows the a completely, which is why 'boundry' feels right and reads wrong.

  8. Q8.Very bright or outstanding: briliant, brilliant or brillient?Tap to reveal

    Answer: Brilliant

    Two l's, from Italian brillare, to shine, by way of French brillant. English kept both l's and added the -iant ending on top.

  9. Q9.Putting something in the ground: berrying, burrying or burying?Tap to reveal

    Answer: Burying

    Bury keeps its y before -ing. The rule that turns y into i - buried, buries - only applies when the ending does not already begin with an i.

  10. Q10.A sudden advance in knowledge: breakthough, brakethrough or breakthrough?Tap to reveal

    Answer: Breakthrough

    Two whole words fused, break + through, with nothing dropped from either. It is a favorite typo because 'breakthough' is still pronounceable, so the eye slides over it.

Doubled letters, silent letters and swapped letters

This is the largest group of hard spelling words in English and the one where rules genuinely help. Doubled consonants usually mark a seam: a prefix ending in a consonant meeting a root that starts with the same sound, as in ad- plus commodus giving accommodate, or a stressed final syllable doubling before a vowel ending, as in refer giving referred. Necessary has one c and two s's; recommend has one c and two m's; harass has one r and two s's. There is no way to hear any of that.

Silent letters are older languages showing through. The kn- of knowledge, the ps- of psychology, the pn- of pneumonia and the mn- of mnemonic are all Greek or Germanic openings that English stopped pronouncing but kept writing. Receipt has a p that no English speaker has ever said out loud: it was inserted by scholars to show off the Latin receptus.

The 30 doubles and silent letters: aggressive, apparent, appearance, broccoli, commitment, curiosity, desiccate, exaggerate, interrupt, knowledge, millennium, mnemonic, necessary, occasion, occurrence, parallel, personnel, pneumonia, possession, psychology, questionnaire, receipt, recommend, referred, rhubarb, subtle, succeed, tomorrow, vacuum, yacht.

  1. Q1.To provide someone with what they need: accomodate, acommodate or accommodate?Tap to reveal

    Answer: Accommodate

    The word is large enough to accommodate two c's and two m's, which is the standard mnemonic. It comes from Latin ad- plus commodus, 'fitting': the d of ad- assimilates into the following c, and that is where the second c comes from.

  2. Q2.The process of taking something in: absorbtion, absorbsion or absorption?Tap to reveal

    Answer: Absorption

    The verb is absorb, but the noun swaps the b for a p. English does this whenever a Latin -b verb takes the -tion ending: describe/description, prescribe/prescription. Absorbent, which takes a different ending, keeps its b.

  3. Q3.Clumsy or lacking skill: ackward, awkard or awkward?Tap to reveal

    Answer: Awkward

    Two w's and no c anywhere. The first half is the Middle English awke, 'turned the wrong way', borrowed from Old Norse, and -ward is the same ending as in backward and toward.

  4. Q4.An acknowledgement that something is true: admision, addmission or admission?Tap to reveal

    Answer: Admission

    Admit ends in t, but the noun is admission with a double s, exactly as permit gives permission and transmit gives transmission. The t never survives the change.

  5. Q5.Able to be reached or written to: adressable, addresable or addressable?Tap to reveal

    Answer: Addressable

    Address already carries both of its doubles - two d's and two s's - and -able simply hangs on the end. Nothing is dropped, nothing is added.

  6. Q6.Proof of payment: reciept, receit or receipt?Tap to reveal

    Answer: Receipt

    The p is silent and always has been in English. The word arrived from Old French receite with no p at all; scholars inserted one in the 15th century to display the Latin receptus behind it. Deceit and conceit came by the same road and never got one.

  7. Q7.A set of printed questions sent out to gather answers: questionaire, questionnaire or questionnair?Tap to reveal

    Answer: Questionnaire

    Two n's, because it is French: question plus the French -naire ending, as in millionaire. English speakers double the wrong letter here more often than any other - one n looks right and is not.

  8. Q8.Needed, indispensable: neccessary, necesary or necessary?Tap to reveal

    Answer: Necessary

    One c, two s's - the exact reverse of what most people write. The old classroom hook is one collar and two sleeves. Compare successful, which takes two of each.

  9. Q9.A sailing vessel: yatch, yaht or yacht?Tap to reveal

    Answer: Yacht

    Dutch, from jacht, a hunting ship. English took the spelling and dropped the pronunciation, leaving a ch that says nothing and a silent c - there is no rule here, only the Dutch original.

Rule-breakers and borrowings: where no rule will save you

I before e except after c is the most quoted spelling rule in English and one of the least reliable: seize, weird, either, neither, height, foreign, sovereign, caffeine and protein all break it, and science, ancient and sufficient break the 'after c' half as well. The rule only holds for the long e sound, and even then it leaks. If you learned one rule at school, learn a better one instead: the -cede family. Precede, concede, intercede and recede take -cede; exceed, proceed and succeed take -ceed; supersede alone takes -sede, because it descends from Latin sedere, 'to sit', rather than cedere, 'to go'.

The other words in this group are simply borrowed and never naturalized. Liaison, camaraderie and rendezvous came in from French with their spellings intact, and daiquiri came in the same way from Spanish, as the name of a Cuban village. They follow the logic of the language that made them, not ours. There is no rule to apply. What works instead is knowing the origin, because the origin tells you which letters are load-bearing.

The 32 rule-breakers: acquiesce, bellwether, bureaucracy, caffeine, camaraderie, cemetery, conscientious, consensus, daiquiri, dilemma, ecstasy, fluorescent, foreign, gauge, hierarchy, indict, inoculate, irresistible, liaison, maintenance, maneuver, memento, minuscule, perseverance, playwright, privilege, publicly, rhythm, sacrilegious, seize, supersede, threshold.

  1. Q1.A burial ground: cemetary, cematery or cemetery?Tap to reveal

    Answer: Cemetery

    Three e's and no a at all: c-e-m-e-t-e-r-y. It comes from the Greek koimeterion, a sleeping place, and its ending is the ordinary English -ery of bakery and nursery.

  2. Q2.From another country: forren, foriegn or foreign?Tap to reveal

    Answer: Foreign

    It breaks i before e along with the rest of the -eign group: sovereign, reign, deign. The g is a fossil - the word arrived from Old French forein without one and acquired it later by analogy with reign.

  3. Q3.Sticking at something despite difficulty: perserverance, perseverence or perseverance?Tap to reveal

    Answer: Perseverance

    One r in the middle, not two: per-se-ver-ance. The common misspelling adds an r that the Latin perseverare never had, usually because the speaker has already said one and loses count.

  4. Q4.A regular repeated pattern of sound: rythm, rhithym or rhythm?Tap to reveal

    Answer: Rhythm

    The y does all the vowel work twice. Greek rhuthmos gave English the rh- opening it also gave rhyme, rhetoric and rhinoceros. The classroom trick is an initial-letter sentence: Rhythm Helps Your Two Hips Move.

  5. Q5.To take the place of something older: suprasede, superceed or supersede?Tap to reveal

    Answer: Supersede

    The odd one out of its family, and the reason is etymological rather than arbitrary: supersede comes from Latin sedere, to sit, so it ends in -sede, while precede and concede come from cedere, to go, and end in -cede.

  6. Q6.Careful and thorough in one's work: conscientous, conshientious or conscientious?Tap to reveal

    Answer: Conscientious

    Hidden inside it is conscience, which keeps its sci-, and the -tious ending does the rest. Spell the short word first and the long one assembles itself.

  7. Q7.A link or go-between: laison, liason or liaison?Tap to reveal

    Answer: Liaison

    Two i's, one on each side of the a: li-ai-son. It is French, from lier, to bind, and English took it whole, which is why nothing about it maps onto English sound patterns.

  8. Q8.A keepsake: mamento, mimento or memento?Tap to reveal

    Answer: Memento

    Not 'momento'. It is Latin for 'remember', the imperative of meminisse, and has no connection to the word moment. Italian and Spanish both have momento for a moment, which is where the confusion comes from.

  9. Q9.An indicator of which way things will go: bellweather, belwether or bellwether?Tap to reveal

    Answer: Bellwether

    A wether is a male sheep, and the animal leading the flock wore the bell; a bellwether is therefore whatever moves first and shows the rest which way they are going. Nothing to do with weather, though the two sound identical.

  10. Q10.A rum cocktail with lime and sugar: daquari, daikary or daiquiri?Tap to reveal

    Answer: Daiquiri

    It is named after Daiquiri, a beach and iron-mining settlement near Santiago de Cuba, where American mining engineers are credited with mixing it around the turn of the twentieth century. The pattern is d-a-i-q-u-i-r-i: the two i's after the q are the part people drop.

Pairs that sound alike and mean different things

A homophone pair is the one kind of spelling error a spellchecker will never catch, because both spellings are real words. That makes these the most expensive mistakes on the page: nobody notices them in a draft, and everybody notices them in print. Stationery and stationary differ by one letter and by everything else.

Each pair below has a hook that fixes it. StationEry is for lEtters. A princiPAL is your pal, while a principle is a rule. Complement with an e comPLETEs, because it shares a root with complete. Counsel with an s is adviSe; a counCil with a c is a Committee. Learn the hook once and the pair stops being a coin toss.

The 30 sound-alikes, in pairs: affect / effect, capital / capitol, complement / compliment, council / counsel, desert / dessert, discreet / discrete, elicit / illicit, its / it's, later / latter, principal / principle, stationary / stationery, their / there, weather / whether, who's / whose, your / you're.

  1. Q1.Which of the pair means fixed in place - stationary or stationery?Tap to reveal

    Answer: Stationary

    Stationary with an a is not moving. Stationery with an e is paper, envelopes and pens. Both trace back to Latin statio, 'a standing, a post'. Stationary came first; it produced the medieval stationer, the book-and-paper dealer who kept a fixed shop instead of peddling door to door; and stationery, from 1727, is what the stationer sold.

  2. Q2.Does the word 'principal' mean main, or a fundamental truth?Tap to reveal

    Answer: Main

    Principal with -pal is the chief thing or the chief person, which is why a school has a principal and a loan has a principal sum. Principle with -ple is the rule or belief.

  3. Q3.Which of the pair means to complete something - complement or compliment?Tap to reveal

    Answer: Complement

    Complement with an e completes, and it shares its root with 'complete'. A compliment with an i is praise. So complementary colors finish each other off, while a complimentary drink is free.

  4. Q4.Which of the pair means the giving of advice - council or counsel?Tap to reveal

    Answer: Counsel

    Counsel with an s is advice, and the person giving it is a counselor or, in a courtroom, simply counsel. A council with a c is a body of people who meet to decide things, and its members are councilors. (British English doubles the l in both: counsellor, councillor.)

  5. Q5.Which of the pair means separate and individually distinct - discreet or discrete?Tap to reveal

    Answer: Discrete

    Discrete, with the t at the end, means separate: discrete categories, discrete packets of data. Discreet means tactful, keeping something quiet. The hook is that the two e's of discreet sit together where nobody can see them, while the e's of discrete are kept apart.

  6. Q6.They asked whether I wanted one ticket or two, and I chose the ___ - later or latter?Tap to reveal

    Answer: Latter

    Latter is the second of two things already mentioned, and its opposite is former. Later is about time. Both descend from Old English laet, 'late' - latter is the older comparative, kept with a short vowel and a doubled t. The split is one of use, not origin: latter marks order, later marks the clock.

  7. Q7.What does the one-word adverb 'altogether' mean?Tap to reveal

    Answer: Entirely, or completely

    Written as one word it means wholly: he was altogether wrong. It answers 'how much', never 'where'.

  8. Q8.And what does the two-word form 'all together' mean?Tap to reveal

    Answer: All in the same place, or all at the same time

    Split into two words it becomes literal: the family was all together at the table. The test is whether you can delete 'all' and keep the sentence working - if you can, you want the two-word form.

Bee-stage words: spell these from the definition alone

A real spelling bee's spelling rounds give you no options to choose from. You hear the word, you may ask for the definition, the part of speech, the language of origin and a sentence, and then you spell it out loud with no way back once you have started a letter. That last rule is why competitors are trained to pause before the first letter and say the whole word internally first. The modern national competition asks more than that - there are vocabulary rounds too, and a close final can be decided by a timed spell-off - but the spelling rounds are the format the three questions below imitate.

The three below are asked the way a bee asks them: definition only, no multiple choice. All three are French or German borrowings, which is the category that decides most bees - once the list moves past English roots, the only defense is knowing where a word came from. If you want the real thing afterwards, the Scripps National Spelling Bee publishes a 4,000-word study list, Words of the Champions, and draws its competition words from Merriam-Webster Unabridged, its official dictionary. The national bee has been held in most years since 1925 - the 2026 final was the 98th - and is run today by the E. W. Scripps Company out of Cincinnati.

The 25 bee-stage words: bivouac, bourgeoisie, camouflage, chauffeur, chiaroscuro, concierge, connoisseur, entrepreneur, kaleidoscope, lieutenant, mayonnaise, onomatopoeia, paraphernalia, pharaoh, pseudonym, quinoa, rendezvous, restaurateur, sergeant, silhouette, sovereign, surveillance, synecdoche, vignette, zwieback.

  1. Q1.Spell the ten-letter word for the pattern on a military uniform designed to conceal and disguise it.Tap to reveal

    Answer: Camouflage

    French, from camoufler, to disguise, and English kept both the -ou- and the -age. The word entered English during the First World War, when the French army formed units staffed by painters and set designers to hide guns and observation posts from aerial spotters.

  2. Q2.Spell the seven-letter military word for a temporary camp with very little shelter.Tap to reveal

    Answer: Bivouac

    The letters that catch people are the u and a sitting together before the c: b-i-v-o-u-a-c. It reached French from a Swiss-German word for a night watch, Beiwacht, and the verb forms insert a k - bivouacked, bivouacking - to keep the c hard.

  3. Q3.Spell the eleven-letter word for an expert with a discerning eye, especially in art, food or fashion.Tap to reveal

    Answer: Connoisseur

    Two n's and two s's: con-nois-seur. Modern French spells it connaisseur, but English borrowed the older French form and never updated it, which is exactly why the -oi- looks wrong to anyone who knows a little French.

Frequently Asked Questions

What actually makes a word hard to spell?

Four things, and almost nothing else. First, an unstressed vowel: English flattens most unstressed vowels into the same mumble, so separate, definitely and boundary give the ear no information. Second, a doubled consonant at a seam you cannot hear, as in accommodate or millennium. Third, a silent letter inherited from Greek, Latin or Old Norse - the p of receipt, the kn- of knowledge. Fourth, a loanword taken in whole, which follows its original language's rules rather than ours: liaison, bivouac, connoisseur. Identify which of the four a word belongs to and you have something to remember instead of a string of letters.

Is 'i before e except after c' worth teaching?

Only with heavy qualification. It holds for the long e sound in believe, achieve and piece, but seize, weird, either, height, foreign, sovereign, caffeine and protein all break it, and science, ancient and sufficient break the 'after c' clause. The -cede rule is far more useful, because its exceptions are a closed list you can memorize: everything takes -cede - precede, concede, intercede, recede - except exceed, proceed and succeed, which take -ceed, and supersede, which alone takes -sede.

How should I study a list of hard spelling words?

Write them, do not read them. Reading a list produces recognition, and recognition is not what a test asks for - you can recognize 'accommodate' as correct and still not produce it. Work in the groups above rather than alphabetically, because a group shares a rule and the rule is what transfers to words you have not seen. Say each word in full syllables before you write it. And re-test the ones you got right a few days later, not just the ones you missed: those are the ones you will assume you know.

Where do spelling bee words come from?

The Scripps National Spelling Bee draws its words from Merriam-Webster's unabridged dictionary and publishes a study list of several thousand words each year, which is why the early rounds feel learnable and the late rounds do not. The competition format allows a speller to ask for the definition, the part of speech, the language of origin and a sentence, and the language of origin is the most useful of the four: it tells you whether to expect a Greek ph and y, a French silent ending, or a German compound.

Which is the hardest word on this page?

Bivouac, on the evidence of how people fail it. Every other word here fails in one place; bivouac fails in three - the v where the ear expects a b or w, the ou where a single vowel would do, and the ac ending that looks like a typo even when it is right. Connoisseur is harder to look at but easier to reason about, because both of its doubles sit in predictable places.

Can I use these for a classroom or a quiz round?

Yes. The multiple-choice sections work as a written test for a class or a team round at a quiz night, and the final section works read aloud, one word at a time, the way a bee runs. The page is free, it prints as a question sheet with or without the answers, and there is no account to make.

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