drumvsduoWhich spelling fits?

Quick tell: drum is a adverb, duo is a noun, so they fill different roles in a sentence.

Which to use

“drum” is an adverb and “duo” is a noun - they look or sound alike but fill different roles in a sentence.

#47,293
“drum” frequency rank
#3,839
“duo” frequency rank
51132
confusion score

Side-by-Side Comparison

Feature drum duo
Definition Contraction de darum. Morceau de musique fait pour être chanté par deux voix ou exécuté par deux instruments.

Where the eye mixes drum and duo

Muted = shared; highlighted = the visual trap. They share 2 letters in sequence.

4 ch
drum
3 ch
duo

Why the eye confuses drum with duo

These two trip readers on the page rather than in the ear: drum is \dʀʊm\ while duo is \dɥɔ\. 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 (adverb vs noun), which is usually the fastest check. Our composite confusion score for this pair is 51132, derived from the frequency rank of both members and their visual similarity.

drum is recorded at frequency rank #47,293, classified as anadv, pronounced \dʀʊm\. duo is at rank #3,839, tagged as anoun, pronounced \dɥɔ\.

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 51132, this pair ranks #157,336 of 440,172 scored French confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of drum vs duo

Shared letters: du. Private to "drum": mr. Private to "duo": o.

"drum" · 4 letters · shape CCVC  ·  "duo" · 3 letters · shape CVV

Known mistypes of this pair

  • drumddrum · drmu · drrum · drumm · durm · rdum

Frequently Asked Questions

Do "drum" and "duo" mean the same thing in a sentence?
No - they are not even the same part of speech. "drum" is an adverb and "duo" a noun, so a sentence built for one is usually ungrammatical with the other.
In ordinary French text, does "drum" or "duo" show up more?
"duo" is the more common of the two: it sits at frequency rank #3,839 in our French list, against #47,293 for "drum". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

After this comparison

Pronunciation already separates them, if the page still looks alike, the dictionary links below settle it.

  • Full dictionary entry for "drum" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "duo" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #157,336 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "drum" and "duo" also get mixed up with nearby pairs, the highest-scored neighbour is "dray vs drum". 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 #157,336 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