airevsaspireConfusable pair

Quick tell: aire is a noun, aspire is a verb, so they fill different roles in a sentence.

Which to use

“aire” is a noun and “aspire” is a verb - they look or sound alike but fill different roles in a sentence.

#5,629
“aire” frequency rank
#13,513
“aspire” frequency rank
19142
confusion score

Side-by-Side Comparison

Feature aire aspire
Definition Superficie, quantité positive associée à une surface bornée, plane ou dans l’espace à trois dimensions. Première personne du singulier de l’indicatif présent du verbe aspirer.

Where the eye mixes aire and aspire

Muted = shared; highlighted = the visual trap. They share 4 letters in sequence. aire runs 4 letters (VVCV) against aspire's 6 (VCCVCV) - the length gap alone is often enough to separate them once you know to check it.

4 ch
aire
6 ch
aspire

Visual trap between aire and aspire

These two trip readers on the page rather than in the ear: aire is \ɛʁ\ while aspire is \as.piʁ\. Spoken aloud the problem disappears. In writing it persists, because they differ by 2 letter(s) in length, and the parts of speech differ too (noun vs verb), which is usually the fastest check. Our composite confusion score for this pair is 19142, derived from the frequency rank of both members and their visual similarity.

aire is recorded at frequency rank #5,629, classified as anoun, pronounced \ɛʁ\. aspire is at rank #13,513, tagged as averb, pronounced \as.piʁ\.

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 19142, this pair ranks #374,760 of 440,172 scored French confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of aire vs aspire

Shared letters: aeir. Private to "aire": -. Private to "aspire": ps.

"aire" · 4 letters · shape VVCV  ·  "aspire" · 6 letters · shape VCCVCV

Known mistypes of this pair

  • aireaier · airre · arie · iare
  • aspireapsire · asipre · aspier · aspirre · asppire · asprie · asspire · sapire

Frequently Asked Questions

Can "aire" and "aspire" be used interchangeably?
No - they are not even the same part of speech. "aire" is a noun and "aspire" a verb, so a sentence built for one is usually ungrammatical with the other.
In ordinary French text, does "aire" or "aspire" show up more?
"aire" is the more common of the two: it sits at frequency rank #5,629 in our French list, against #13,513 for "aspire". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

What to do next

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

  • Full dictionary entry for "aire" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "aspire" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #374,760 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "aire" and "aspire" also get mixed up with nearby pairs, the highest-scored neighbour is "ampère vs aspire". 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 #374,760 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