négatifvsnégationWhich spelling fits?

Quick tell: négatif is a adjective, négation is a noun, so they fill different roles in a sentence.

Which to use

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

#4,357
“négatif” frequency rank
#16,688
“négation” frequency rank
21045
confusion score

Side-by-Side Comparison

Feature négatif négation
Definition Qui exprime une négation. Affirmation du contraire.

Where the eye mixes négatif and négation

Muted = shared; highlighted = the visual trap. They share 6 letters in sequence. négatif runs 7 letters (CVCVCVC) against négation's 8 (CVCVCVVC) - the length gap alone is often enough to separate them once you know to check it.

7 ch
négatif
8 ch
négation

Look-alike desk: négatif vs négation

These two trip readers on the page rather than in the ear: négatif is \ne.ɡa.tif\ while négation is \ne.ɡa.sjɔ̃\. 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 21045, derived from the frequency rank of both members and their visual similarity.

négatif is recorded at frequency rank #4,357, classified as anadj, pronounced \ne.ɡa.tif\. négation is at rank #16,688, tagged as anoun, pronounced \ne.ɡa.sjɔ̃\.

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 21045, this pair ranks #365,149 of 440,172 scored French confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of négatif vs négation

Shared letters: aginté. Private to "négatif": f. Private to "négation": o.

"négatif" · 7 letters · shape CVCVCVC  ·  "négation" · 8 letters · shape CVCVCVVC

Frequently Asked Questions

Do "négatif" and "négation" mean the same thing in a sentence?
No - they are not even the same part of speech. "négatif" is an adjective and "négation" a noun, so a sentence built for one is usually ungrammatical with the other.
In ordinary French text, does "négatif" or "négation" show up more?
"négatif" is the more common of the two: it sits at frequency rank #4,357 in our French list, against #16,688 for "négation". 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 "négatif" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "négation" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #365,149 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "négatif" and "négation" also get mixed up with nearby pairs, the highest-scored neighbour is "négation vs notation". Nearby pair

Confusion rank #365,149 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