deucevsducTell them apart

Which to use

“deuce” and “duc” are a confusable English pair: similar on the page, but distinct in meaning, check the gloss before you choose.

#31,135
“deuce” frequency rank
#36,966
“duc” frequency rank
68101
confusion score

Side-by-Side Comparison

Feature deuce duc
Definition A card with two pips, one of four in a standard deck of playing cards. A French duke.

Letter map: deuce vs duc

Shared letters muted; letters that set deuce and duc apart highlighted. Shared run: 3.

5 ch
deuce
3 ch
duc

Corpus notes: deuce and duc

deuce and duc are indexed as a confusable English pair. We have no recorded pronunciation or part of speech for both members, so the spelling overlap is what we can show you: they differ by 2 letter(s) in length. Our composite confusion score for this pair is 68101, derived from the frequency rank of both members and their visual similarity.

deuce is recorded at frequency rank #31,135, classified as anoun, pronounced /djuːs/. duc is at rank #36,966, tagged as anoun.

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 68101, this pair ranks #60,422 of 530,003 scored English confusable pairs - among the most confusable pairs.

Orthographic DNA of deuce vs duc

Shared letters: cdu. Private to "deuce": e. Private to "duc": -.

"deuce" · 5 letters · shape CVVCV  ·  "duc" · 3 letters · shape CVC

Known mistypes of this pair

  • deucedecue · deucce · deuec · duece · educe

Frequently Asked Questions

Can "deuce" and "duc" be used interchangeably?
No. They differ by 2 letter(s) in length, but the dictionary glosses above give them different meanings, so swapping one for the other changes what the sentence says.
In ordinary English text, does "deuce" or "duc" show up more?
"deuce" is the more common of the two: it sits at frequency rank #31,135 in our English list, against #36,966 for "duc". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Useful next steps

You've compared "deuce" and "duc". Here's where to go from here.

  • Full dictionary entry for "deuce" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "duc" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #60,422 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "deuce" and "duc" also get mixed up with nearby pairs, the highest-scored neighbour is "dox vs duc". 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

Confusion rank #60,422 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