Which to use
“drug” and “duo” are a confusable French pair: similar on the page, but distinct in meaning, check the gloss before you choose.
- #29,732
- “drug” frequency rank
- #3,839
- “duo” frequency rank
- 33571
- confusion score
Side-by-Side Comparison
| Feature | drug | duo |
|---|---|---|
| Definition | Médicament, drogue. | Morceau de musique fait pour être chanté par deux voix ou exécuté par deux instruments. |
Where the eye mixes drug and duo
Muted = shared; highlighted = the visual trap. They share 2 letters in sequence. drug runs 4 letters (CCVC) against duo's 3 (CVV) - the length gap alone is often enough to separate them once you know to check it.
Why the eye confuses drug with duo
A purely visual mix-up. drug (\dɹʌɡ\) and duo (\dɥɔ\) are said differently, so reading them aloud is the quickest way to catch the wrong one. On the page they stay close: they differ by 1 letter(s) in length. Our composite confusion score for this pair is 33571, derived from the frequency rank of both members and their visual similarity.
drug is recorded at frequency rank #29,732, classified as anoun, pronounced \dɹʌɡ\. 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 33571, this pair ranks #289,717 of 440,172 scored French confusable pairs - roughly mid-pack for confusability.
Orthographic DNA of drug vs duo
Shared letters: du. Private to "drug": gr. Private to "duo": o.
"drug" · 4 letters · shape CCVC · "duo" · 3 letters · shape CVV
Known mistypes of this pair
- drug ← ddrug · drgu · drrug · drugg · durg · rdug
Frequently Asked Questions
Do "drug" and "duo" mean the same thing in a sentence?
Which is more common, "drug" or "duo"?
Useful next steps
Visual near-miss handled. Browse the word pages or a neighbour when the next look-alike shows up.
- Full dictionary entry for "drug" 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 #289,717 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
- "drug" and "duo" also get mixed up with nearby pairs, the highest-scored neighbour is "dray vs drug". 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 #289,717 of 440,172 scored French pairs, corpus vintage 2026-09-03, not spelling advice.