laissavslaissaitWhich spelling fits?

Which to use

“laissa” and “laissait” are a confusable French pair: similar on the page, but distinct in meaning, check the gloss before you choose.

#14,497
“laissa” frequency rank
#8,260
“laissait” frequency rank
22757
confusion score

Side-by-Side Comparison

Feature laissa laissait
Definition Troisième personne du singulier du passé simple de laisser. Troisième personne du singulier de l’imparfait de l’indicatif de laisser.

Where the eye mixes laissa and laissait

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

6 ch
laissa
8 ch
laissait

Visual trap between laissa and laissait

A purely visual mix-up. laissa (\lɛ.sa\) and laissait (\lɛ.sɛ\) are said differently, so reading them aloud is the quickest way to catch the wrong one. On the page they stay close: they differ by 2 extra letter(s) - “laissa” sits inside “laissait”. Our composite confusion score for this pair is 22757, derived from the frequency rank of both members and their visual similarity.

laissa is recorded at frequency rank #14,497, classified as averb, pronounced \lɛ.sa\. laissait is at rank #8,260, tagged as averb, pronounced \lɛ.sɛ\.

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 22757, this pair ranks #356,319 of 440,172 scored French confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of laissa vs laissait

Shared letters: ails. Private to "laissa": -. Private to "laissait": t.

"laissa" · 6 letters · shape CVVCCV  ·  "laissait" · 8 letters · shape CVVCCVVC

Known mistypes of this pair

  • laissa ← alissa · laisa · laisas · lasisa · liassa · llaissa
  • laissait ← alissait · laisait · laisasit · laissaitt · laissati · laissiat · lasisait · liassait

Frequently Asked Questions

Can "laissa" and "laissait" be used interchangeably?
No. They are said differently (\lɛ.sa\ versus \lɛ.sɛ\) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Frequency check: "laissa" vs "laissait" - which ranks higher?
"laissait" is the more common of the two: it sits at frequency rank #8,260 in our French list, against #14,497 for "laissa". 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 "laissa" and "laissait" is sorted above. Next: full entries or other pairs that share a letter shape.

  • Full dictionary entry for "laissa" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "laissait" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #356,319 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "laissa" and "laissait" also get mixed up with nearby pairs, the highest-scored neighbour is "laissa vs Larissa". 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 #356,319 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