Which to use
“adieu” is an intj and “aigu” is an adjective - they look or sound alike but fill different roles in a sentence.
- #5,419
- “adieu” frequency rank
- #14,595
- “aigu” frequency rank
- 20014
- confusion score
Side-by-Side Comparison
| Feature | adieu | aigu |
|---|---|---|
| Definition | Terme de civilité et d’amitié dont on se sert en prenant congé de quelqu’un qu’on ne reverra plus pendant une longue période, si ce n’est jamais. | Qui a un aspect pointu, tranchant, voire déchirant. |
Where the eye mixes adieu and aigu
Muted = shared; highlighted = the visual trap. They share 3 letters in sequence.
Why the eye confuses adieu with aigu
These two trip readers on the page rather than in the ear: adieu is \a.djø\ while aigu is \e.ɡy\. 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 (intj vs adjective), which is usually the fastest check. Our composite confusion score for this pair is 20014, derived from the frequency rank of both members and their visual similarity.
adieu is recorded at frequency rank #5,419, classified as anintj, pronounced \a.djø\. aigu is at rank #14,595, tagged as anadj, pronounced \e.ɡy\.
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 20014, this pair ranks #370,366 of 440,172 scored French confusable pairs - a relatively easy-to-tell-apart pair.
Orthographic DNA of adieu vs aigu
Shared letters: aiu. Private to "adieu": de. Private to "aigu": g.
"adieu" · 5 letters · shape VCVVV · "aigu" · 4 letters · shape VVCV
Known mistypes of this pair
Frequently Asked Questions
Is swapping "adieu" for "aigu" ever safe?
Which is more common, "adieu" or "aigu"?
What to do next
Eye-level mix-up between "adieu" and "aigu" is sorted above. Next: full entries or other pairs that share a letter shape.
- Full dictionary entry for "adieu" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "aigu" - compare definitions side by side with the headword page. Word entry
- This pair ranks #370,366 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
- "adieu" and "aigu" also get mixed up with nearby pairs, the highest-scored neighbour is "aigu vs aru". 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 #370,366 of 440,172 scored French pairs, corpus vintage 2026-09-03, not spelling advice.