noirvsNotWhich spelling fits?

Quick tell: noir is a adjective, Not is a noun, so they fill different roles in a sentence.

Which to use

“noir” is an adjective and “Not” is a noun - they look or sound alike but fill different roles in a sentence.

#618
“noir” frequency rank
#6,001
“Not” frequency rank
6619
confusion score

Side-by-Side Comparison

Feature noir Not
Definition Qui absorbe toute la lumière visible qu’il reçoit, donne l’impression d’obscurité ; la plus sombre des couleurs. Manque, besoin.

Where the eye mixes noir and Not

Muted = shared; highlighted = the visual trap. They share 2 letters in sequence.

4 ch
noir
3 ch
Not

Look-alike desk: noir vs Not

These two trip readers on the page rather than in the ear: noir is \nwaʁ\ while Not is \noːt\. 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 (adjective vs noun), which is usually the fastest check. Our composite confusion score for this pair is 6619, derived from the frequency rank of both members and their visual similarity.

noir is recorded at frequency rank #618, classified as anadj, pronounced \nwaʁ\. Not is at rank #6,001, tagged as anoun, pronounced \noːt\.

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 6619, this pair ranks #425,725 of 440,172 scored French confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of noir vs Not

Shared letters: no. Private to "noir": ir. Private to "Not": t.

"noir" · 4 letters · shape CVVC  ·  "Not" · 3 letters · shape CVC

Known mistypes of this pair

  • noirnior · nnoir · noirr · nori · onir

Frequently Asked Questions

Can "noir" and "Not" be used interchangeably?
No - they are not even the same part of speech. "noir" is an adjective and "Not" a noun, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "noir" or "Not"?
"noir" is the more common of the two: it sits at frequency rank #618 in our French list, against #6,001 for "Not". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Useful next steps

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

  • Full dictionary entry for "noir" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "Not" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #425,725 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "noir" and "Not" also get mixed up with nearby pairs, the highest-scored neighbour is "nop vs Not". 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 #425,725 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