brillaitvsbrillantWhich spelling fits?

Quick tell: brillait is a verb, brillant is an adjective, so they fill different roles in a sentence.

Which to use

“brillait” is a verb and “brillant” is an adjective - they look or sound alike but fill different roles in a sentence.

#39,681
“brillait” frequency rank
#4,912
“brillant” frequency rank
44593
confusion score

Side-by-Side Comparison

Feature brillait brillant
Definition Troisième personne du singulier de l’indicatif imparfait du verbe briller. Qui brille.

Where the eye mixes brillait and brillant

Muted = shared; highlighted = the visual trap. They share 7 letters in sequence. brillait (CCVCCVVC) and brillant (CCVCCVCC) run the same length but a different consonant-vowel pattern - the shape difference is usually the fastest tell.

8 ch
brillait
8 ch
brillant

Look-alike desk: brillait vs brillant

These two trip readers on the page rather than in the ear: brillait is \bʁi.jɛ\ while brillant is \bʁi.jɑ̃\. Spoken aloud the problem disappears. In writing it persists, because they differ by a single letter - i in “brillait” becomes n in “brillant”, and the parts of speech differ too (verb vs adjective), which is usually the fastest check. Our composite confusion score for this pair is 44593, derived from the frequency rank of both members and their visual similarity.

brillait is recorded at frequency rank #39,681, classified as averb, pronounced \bʁi.jɛ\. brillant is at rank #4,912, tagged as anadj, pronounced \bʁi.jɑ̃\.

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 44593, this pair ranks #209,287 of 440,172 scored French confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of brillait vs brillant

Shared letters: abilrt. Private to "brillait": -. Private to "brillant": n.

"brillait" · 8 letters · shape CCVCCVVC  ·  "brillant" · 8 letters · shape CCVCCVCC

Known mistypes of this pair

  • brillait ← bbrillait · birllait · brilait · brilalit · brillaitt · brillati · brilliat · brlilait
  • brillant ← bbrillant · birllant · brilalnt · brilant · brillannt · brillantt · brillatn · brillnat

Frequently Asked Questions

Can "brillait" and "brillant" be used interchangeably?
No - they are not even the same part of speech. "brillait" is a verb and "brillant" an adjective, so a sentence built for one is usually ungrammatical with the other.
In ordinary French text, does "brillait" or "brillant" show up more?
"brillant" is the more common of the two: it sits at frequency rank #4,912 in our French list, against #39,681 for "brillait". 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 "brillait" and "brillant" is sorted above. Next: full entries or other pairs that share a letter shape.

  • Full dictionary entry for "brillait" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "brillant" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #209,287 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "brillait" and "brillant" also get mixed up with nearby pairs, the highest-scored neighbour is "brillait vs brûlait". 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 #209,287 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