waivsweirWhich spelling fits?

Which to use

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

#31,782
“wai” frequency rank
#36,659
“weir” frequency rank
68441
confusion score

Side-by-Side Comparison

Feature wai weir
Definition Dent. Barrage ajustable, servant d’écluse ou de déversoir pour les mesures de débit.

Where the eye mixes wai and weir

Muted = shared; highlighted = the visual trap. They share 2 letters in sequence. wai runs 3 letters (CVV) against weir's 4 (CVVC) - the length gap alone is often enough to separate them once you know to check it.

3 ch
wai
4 ch
weir

Look-alike desk: wai vs weir

A purely visual mix-up. wai (\wai\) and weir (\wɪ.ɚ\) 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 68441, derived from the frequency rank of both members and their visual similarity.

wai is recorded at frequency rank #31,782, classified as anoun, pronounced \wai\. weir is at rank #36,659, tagged as anoun, pronounced \wɪ.ɚ\.

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 68441, this pair ranks #59,180 of 440,172 scored French confusable pairs - among the most confusable pairs.

Orthographic DNA of wai vs weir

Shared letters: iw. Private to "wai": a. Private to "weir": er.

"wai" · 3 letters · shape CVV  ·  "weir" · 4 letters · shape CVVC

Known mistypes of this pair

  • weir ← ewir · weirr · weri · wier · wweir

Frequently Asked Questions

Is swapping "wai" for "weir" ever safe?
No. They are said differently (\wai\ versus \wɪ.ɚ\) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Frequency check: "wai" vs "weir" - which ranks higher?
"wai" is the more common of the two: it sits at frequency rank #31,782 in our French list, against #36,659 for "weir". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

After this comparison

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

  • Full dictionary entry for "wai" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "weir" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #59,180 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "wai" and "weir" also get mixed up with nearby pairs, the highest-scored neighbour is "weir vs went". 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 #59,180 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