ahvsazWhich spelling fits?

Quick tell: ah is a onomatopoeia, az is a noun, so they fill different roles in a sentence.

Which to use

“ah” is an onomatopoeia and “az” is a noun - they look or sound alike but fill different roles in a sentence.

#396
“ah” frequency rank
#23,772
“az” frequency rank
24168
confusion score

Side-by-Side Comparison

Feature ah az
Definition Cri d’horreur ou d’effroi, en particulier lors d’une chute. Première lettre de l’alphabet glagolitique, Ⰰ.

Where the eye mixes ah and az

Muted = shared; highlighted = the visual trap. They share 1 letter in sequence.

2 ch
ah
2 ch
az

Why the eye confuses ah with az

These two trip readers on the page rather than in the ear: ah is \aː\ while az is \az\. Spoken aloud the problem disappears. In writing it persists, because they differ by a single letter - h in “ah” becomes z in “az”, and the parts of speech differ too (onomatopoeia vs noun), which is usually the fastest check. Our composite confusion score for this pair is 24168, derived from the frequency rank of both members and their visual similarity.

ah is recorded at frequency rank #396, classified as anonomatopoeia, pronounced \aː\. az is at rank #23,772, tagged as anoun, pronounced \az\.

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 24168, this pair ranks #348,184 of 440,172 scored French confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of ah vs az

Shared letters: a. Private to "ah": h. Private to "az": z.

"ah" · 2 letters · shape VC  ·  "az" · 2 letters · shape VC

Frequently Asked Questions

Is swapping "ah" for "az" ever safe?
No - they are not even the same part of speech. "ah" is an onomatopoeia and "az" a noun, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "ah" or "az"?
"ah" is the more common of the two: it sits at frequency rank #396 in our French list, against #23,772 for "az". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

Useful next steps

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

  • Full dictionary entry for "ah" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "az" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #348,184 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "ah" and "az" also get mixed up with nearby pairs, the highest-scored neighbour is "aur vs az". Nearby pair

Confusion rank #348,184 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