DNAvsdusWhat's the difference?

Quick tell: DNA is a noun, dus is an adjective, so they fill different roles in a sentence.

Which to use

“DNA” is a noun and “dus” is an adjective - they look or sound alike but fill different roles in a sentence.

#32,780
“DNA” frequency rank
#9,817
“dus” frequency rank
42597
confusion score

Side-by-Side Comparison

Feature DNA dus
Definition ADN, acide désoxyribonucléique. Masculin pluriel de dû.

Where the eye mixes DNA and dus

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

3 ch
DNA
3 ch
dus

Visual trap between DNA and dus

These two trip readers on the page rather than in the ear: DNA is \ˌdi.ˌɛn.ˈeɪ\ while dus is \dy\. 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 (noun vs adjective), which is usually the fastest check. Our composite confusion score for this pair is 42597, derived from the frequency rank of both members and their visual similarity.

DNA is recorded at frequency rank #32,780, classified as anoun, pronounced \ˌdi.ˌɛn.ˈeɪ\. dus is at rank #9,817, tagged as anadj, pronounced \dy\.

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 42597, this pair ranks #224,410 of 440,172 scored French confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of DNA vs dus

Shared letters: d. Private to "DNA": an. Private to "dus": su.

"DNA" · 3 letters · shape CCV  ·  "dus" · 3 letters · shape CVC

Frequently Asked Questions

Can "DNA" and "dus" be used interchangeably?
No - they are not even the same part of speech. "DNA" is a noun and "dus" an adjective, so a sentence built for one is usually ungrammatical with the other.
In ordinary French text, does "DNA" or "dus" show up more?
"dus" is the more common of the two: it sits at frequency rank #9,817 in our French list, against #32,780 for "DNA". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

After this comparison

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

  • Full dictionary entry for "DNA" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "dus" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #224,410 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "DNA" and "dus" also get mixed up with nearby pairs, the highest-scored neighbour is "DNA vs dray". Nearby pair

Confusion rank #224,410 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