aigrevsaigusConfusable pair

Which to use

“aigre” and “aigus” are a confusable French pair: similar on the page, but distinct in meaning, check the gloss before you choose.

#31,810
“aigre” frequency rank
#25,878
“aigus” frequency rank
57688
confusion score

Side-by-Side Comparison

Feature aigre aigus
Definition Qui a une saveur acide et amère provoquant un sentiment désagréable. Masculin pluriel de aigu.

Where the eye mixes aigre and aigus

Muted = shared; highlighted = the visual trap. They share 3 letters in sequence.

5 ch
aigre
5 ch
aigus

Look-alike desk: aigre vs aigus

A purely visual mix-up. aigre (\ɛɡʁ\) and aigus (\e.ɡy\) are said differently, so reading them aloud is the quickest way to catch the wrong one. On the page they stay close: they share most of their letters but differ in 2 positions. Our composite confusion score for this pair is 57688, derived from the frequency rank of both members and their visual similarity.

aigre is recorded at frequency rank #31,810, classified as anadj, pronounced \ɛɡʁ\. aigus is at rank #25,878, 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 57688, this pair ranks #113,520 of 440,172 scored French confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of aigre vs aigus

Shared letters: agi. Private to "aigre": er. Private to "aigus": su.

"aigre" · 5 letters · shape VVCCV  ·  "aigus" · 5 letters · shape VVCVC

Known mistypes of this pair

  • aigreagire · aiger · aiggre · aigrre · airge · iagre
  • aigusagius · aiggus · aigsu · aiguss · aiugs · iagus

Frequently Asked Questions

Is swapping "aigre" for "aigus" ever safe?
No. They are said differently (\ɛɡʁ\ versus \e.ɡy\) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Frequency check: "aigre" vs "aigus" - which ranks higher?
"aigus" is the more common of the two: it sits at frequency rank #25,878 in our French list, against #31,810 for "aigre". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

What to do next

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

  • Full dictionary entry for "aigre" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "aigus" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #113,520 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "aigre" and "aigus" also get mixed up with nearby pairs, the highest-scored neighbour is "aigre vs Aure". 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 #113,520 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