dontvsdunWhat's the difference?

Quick tell: dont is a contraction, dun is a noun, so they fill different roles in a sentence.

Which to use

“dont” is a contraction and “dun” is a noun - they look or sound alike but fill different roles in a sentence.

#1,856
“dont” frequency rank
#18,810
“dun” frequency rank
20666
confusion score

Side-by-Side Comparison

Feature dont dun
Definition Misspelling of don't. A brownish grey colour.

Letter map: dont vs dun

Shared letters muted; letters that set dont and dun apart highlighted. Shared run: 2.

4 ch
dont
3 ch
dun

Spelling & Dictionary Insight

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: dont is acontraction and dunanoun. On the page they differ by 1 letter(s) in length. Our composite confusion score for this pair is 20666, derived from the frequency rank of both members and their visual similarity.

dont is recorded at frequency rank #1,856, classified as acontraction. dun is at rank #18,810, tagged as anoun, pronounced /dʌn/.

Glosses for this pair are partially populated in our dataset, but the full side-by-side definitions above should still guide you to the right choice.

With a confusion score of 20666, this pair ranks #429,541 of 530,003 scored English confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of dont vs dun

Shared letters: dn. Private to "dont": ot. Private to "dun": u.

"dont" · 4 letters · shape CVCC  ·  "dun" · 3 letters · shape CVC

Known mistypes of this pair

  • dontddont · dnot · donnt · dontt · dotn · odnt

Frequently Asked Questions

Can "dont" and "dun" be used interchangeably?
No - they are not even the same part of speech. "dont" is a contraction and "dun" a noun, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "dont" or "dun"?
"dont" is the more common of the two: it sits at frequency rank #1,856 in our English list, against #18,810 for "dun". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

What to do next

You've compared "dont" and "dun". Here's where to go from here.

  • Full dictionary entry for "dont" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "dun" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #429,541 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "dont" and "dun" also get mixed up with nearby pairs, the highest-scored neighbour is "dox vs dun". Nearby pair
  • Recorded mistypes exist for at least one side of this pair, useful when a spell-checker or OCR lands on the wrong form. See mistypes

PlainSpell is a reference corpus, not spelling advice. Verify unusual forms in context.

Source: Wiktionary (via kaikki.org) Structured Wiktionary extract

Source: FrequencyWords open word-frequency list