lancéevslasséeWhat's the difference?

Quick tell: lancée is a noun, lassée is a verb, so they fill different roles in a sentence.

Which to use

“lancée” is a noun and “lassée” is a verb - they look or sound alike but fill different roles in a sentence.

#4,869
“lancée” frequency rank
#44,542
“lassée” frequency rank
49411
confusion score

Side-by-Side Comparison

Feature lancée lassée
Definition Employé par quelques médecins comme synonyme d'élancement Participe passé féminin singulier de lasser.

Where the eye mixes lancée and lassée

Muted = shared; highlighted = the visual trap. They share 4 letters in sequence. lancée and lassée follow the identical consonant-vowel pattern (CVCCVV). Same shape at a glance is often the real trap, independent of shared letters.

6 ch
lancée
6 ch
lassée

Why the eye confuses lancée with lassée

These two trip readers on the page rather than in the ear: lancée is \lɑ̃.se\ while lassée is \la.se\. Spoken aloud the problem disappears. In writing it persists, because they share most of their letters but differ in 2 positions, and the parts of speech differ too (noun vs verb), which is usually the fastest check. Our composite confusion score for this pair is 49411, derived from the frequency rank of both members and their visual similarity.

lancée is recorded at frequency rank #4,869, classified as anoun, pronounced \lɑ̃.se\. lassée is at rank #44,542, tagged as averb, pronounced \la.se\.

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 49411, this pair ranks #170,899 of 440,172 scored French confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of lancée vs lassée

Shared letters: aelé. Private to "lancée": cn. Private to "lassée": s.

"lancée" · 6 letters · shape CVCCVV  ·  "lassée" · 6 letters · shape CVCCVV

Frequently Asked Questions

Can "lancée" and "lassée" be used interchangeably?
No - they are not even the same part of speech. "lancée" is a noun and "lassée" a verb, so a sentence built for one is usually ungrammatical with the other.
In ordinary French text, does "lancée" or "lassée" show up more?
"lancée" is the more common of the two: it sits at frequency rank #4,869 in our French list, against #44,542 for "lassée". 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 "lancée" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "lassée" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #170,899 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "lancée" and "lassée" also get mixed up with nearby pairs, the highest-scored neighbour is "lassée vs lasso". Nearby pair

Confusion rank #170,899 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