duconvsDuncanConfusable pair

Quick tell: ducon is a noun, Duncan is a name, so they fill different roles in a sentence.

Which to use

“ducon” is a noun and “Duncan” is a name - they look or sound alike but fill different roles in a sentence.

#45,561
“ducon” frequency rank
#14,018
“Duncan” frequency rank
59579
confusion score

Side-by-Side Comparison

Feature ducon Duncan
Definition Surnom méprisant et injurieux. Prénom masculin.

Where the eye mixes ducon and Duncan

Muted = shared; highlighted = the visual trap. They share 4 letters in sequence. ducon runs 5 letters (CVCVC) against Duncan's 6 (CVCCVC) - the length gap alone is often enough to separate them once you know to check it.

5 ch
ducon
6 ch
Duncan

Why the eye confuses ducon with Duncan

These two trip readers on the page rather than in the ear: ducon is \dy.kɔ̃\ while Duncan is \dœn.kan\. Spoken aloud the problem disappears. In writing it persists, because they differ by 1 letter(s) in length, and the parts of speech differ too (noun vs name), which is usually the fastest check. Our composite confusion score for this pair is 59579, derived from the frequency rank of both members and their visual similarity.

ducon is recorded at frequency rank #45,561, classified as anoun, pronounced \dy.kɔ̃\. Duncan is at rank #14,018, tagged as aname, pronounced \dœn.kan\.

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 59579, this pair ranks #102,374 of 440,172 scored French confusable pairs - among the most confusable pairs.

Orthographic DNA of ducon vs Duncan

Shared letters: cdnu. Private to "ducon": o. Private to "Duncan": a.

"ducon" · 5 letters · shape CVCVC  ·  "Duncan" · 6 letters · shape CVCCVC

Known mistypes of this pair

  • ducon ← dcuon · dducon · duccon · ducno · duconn · duocn · udcon
  • Duncan ← dduncan · dnucan · ducnan · dunacn · duncann · dunccan · duncna · dunncan

Frequently Asked Questions

Is swapping "ducon" for "Duncan" ever safe?
No - they are not even the same part of speech. "ducon" is a noun and "Duncan" a name, so a sentence built for one is usually ungrammatical with the other.
In ordinary French text, does "ducon" or "Duncan" show up more?
"Duncan" is the more common of the two: it sits at frequency rank #14,018 in our French list, against #45,561 for "ducon". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

After this comparison

Visual near-miss handled. Browse the word pages or a neighbour when the next look-alike shows up.

  • Full dictionary entry for "ducon" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "Duncan" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #102,374 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "ducon" and "Duncan" also get mixed up with nearby pairs, the highest-scored neighbour is "deacon vs ducon". 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 #102,374 of 440,172 scored French pairs, corpus vintage 2026-09-03, not spelling advice.

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

Source: FrequencyWords open word-frequency list