biasvsbisesWhich spelling fits?

Quick tell: bias is a noun, bises is an adjective, so they fill different roles in a sentence.

Which to use

“bias” is a noun and “bises” is an adjective - they look or sound alike but fill different roles in a sentence.

#45,472
“bias” frequency rank
#19,758
“bises” frequency rank
65230
confusion score

Side-by-Side Comparison

Feature bias bises
Definition Préjugé, parti pris. Féminin pluriel de bis.

Where the eye mixes bias and bises

Muted = shared; highlighted = the visual trap. They share 3 letters in sequence. bias runs 4 letters (CVVC) against bises's 5 (CVCVC) - the length gap alone is often enough to separate them once you know to check it.

4 ch
bias
5 ch
bises

Look-alike desk: bias vs bises

These two trip readers on the page rather than in the ear: bias is \ˈbaɪ.əs\ while bises is \biz\. 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 (noun vs adjective), which is usually the fastest check. Our composite confusion score for this pair is 65230, derived from the frequency rank of both members and their visual similarity.

bias is recorded at frequency rank #45,472, classified as anoun, pronounced \ˈbaɪ.əs\. bises is at rank #19,758, tagged as anadj, pronounced \biz\.

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 65230, this pair ranks #73,262 of 440,172 scored French confusable pairs - among the most confusable pairs.

Orthographic DNA of bias vs bises

Shared letters: bis. Private to "bias": a. Private to "bises": e.

"bias" · 4 letters · shape CVVC  ·  "bises" · 5 letters · shape CVCVC

Known mistypes of this pair

  • bias ← bais · bbias · biass · bisa · ibas
  • bises ← bbises · biess · bisess · bisse · bisses · bsies · ibses

Frequently Asked Questions

Is swapping "bias" for "bises" ever safe?
No - they are not even the same part of speech. "bias" is a noun and "bises" an adjective, so a sentence built for one is usually ungrammatical with the other.
In ordinary French text, does "bias" or "bises" show up more?
"bises" is the more common of the two: it sits at frequency rank #19,758 in our French list, against #45,472 for "bias". 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 "bias" and "bises" is sorted above. Next: full entries or other pairs that share a letter shape.

  • Full dictionary entry for "bias" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "bises" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #73,262 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "bias" and "bises" also get mixed up with nearby pairs, the highest-scored neighbour is "bias vs bihan". 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 #73,262 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