disvsdonTell them apart

Quick tell: dis is a verb, don is a noun, so they fill different roles in a sentence.

Which to use

“dis” is a verb and “don” is a noun - they look or sound alike but fill different roles in a sentence.

#10,679
“dis” frequency rank
#2,480
“don” frequency rank
13159
confusion score

Side-by-Side Comparison

Feature dis don
Definition Alternative spelling of diss. A university professor, particularly one at Oxford or Cambridge.

Where the eye mixes dis and don

Muted = shared; highlighted = the visual trap. They share 1 letter in sequence.

3 ch
dis
3 ch
don

Visual trap between dis and don

These two trip readers on the page rather than in the ear: dis is /dɪs/ while don is /dɒn/. Spoken aloud the problem disappears. In writing it persists, because they share most of their letters but differ in 2 positions, and the parts of speech differ too (verb vs noun), which is usually the fastest check. Our composite confusion score for this pair is 13159, derived from the frequency rank of both members and their visual similarity.

dis is recorded at frequency rank #10,679, classified as averb, pronounced /dɪs/. don is at rank #2,480, tagged as anoun, pronounced /dɒn/.

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 13159, this pair ranks #477,453 of 530,003 scored English confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of dis vs don

Shared letters: d. Private to "dis": is. Private to "don": no.

"dis" · 3 letters · shape CVC  ·  "don" · 3 letters · shape CVC

Frequently Asked Questions

Is swapping "dis" for "don" ever safe?
No - they are not even the same part of speech. "dis" is a verb and "don" a noun, so a sentence built for one is usually ungrammatical with the other.
Frequency check: "dis" vs "don" - which ranks higher?
"don" is the more common of the two: it sits at frequency rank #2,480 in our English list, against #10,679 for "dis". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Useful next steps

Eye-level mix-up between "dis" and "don" is sorted above. Next: full entries or other pairs that share a letter shape.

  • Full dictionary entry for "dis" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "don" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #477,453 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "dis" and "don" also get mixed up with nearby pairs, the highest-scored neighbour is "dis vs dox". Nearby pair

Confusion rank #477,453 of 530,003 scored English pairs, corpus vintage 2026-09-03, not spelling advice.

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

Source: FrequencyWords open word-frequency list