laisseravslaisseraiWhat's the difference?

Which to use

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

#9,187
“laissera” frequency rank
#18,521
“laisserai” frequency rank
27708
confusion score

Side-by-Side Comparison

Feature laissera laisserai
Definition Troisième personne du singulier du futur de laisser. Première personne du singulier du futur de laisser.

Where the eye mixes laissera and laisserai

Muted = shared; highlighted = the visual trap. They share 8 letters in sequence. laissera runs 8 letters (CVVCCVCV) against laisserai's 9 (CVVCCVCVV) - the length gap alone is often enough to separate them once you know to check it.

8 ch
laissera
9 ch
laisserai

Look-alike desk: laissera vs laisserai

A purely visual mix-up. laissera (\lɛ.sə.ʁa\) and laisserai (\lɛ.sə.ʁe\) 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 1 extra letter(s) - “laissera” sits inside “laisserai”. Our composite confusion score for this pair is 27708, derived from the frequency rank of both members and their visual similarity.

laissera is recorded at frequency rank #9,187, classified as averb, pronounced \lɛ.sə.ʁa\. laisserai is at rank #18,521, tagged as averb, pronounced \lɛ.sə.ʁe\.

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 27708, this pair ranks #327,288 of 440,172 scored French confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of laissera vs laisserai

Shared letters: aeilrs. Private to "laissera": -. Private to "laisserai": -.

"laissera" · 8 letters · shape CVVCCVCV  ·  "laisserai" · 9 letters · shape CVVCCVCVV

Known mistypes of this pair

  • laissera ← alissera · laisera · laisesra · laissear · laisserra · laissrea · lasisera · liassera
  • laisserai ← alisserai · laiserai · laisesrai · laisseari · laisseria · laisserrai · laissreai · lasiserai

Frequently Asked Questions

Is swapping "laissera" for "laisserai" ever safe?
No. They are said differently (\lɛ.sə.ʁa\ versus \lɛ.sə.ʁe\) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Frequency check: "laissera" vs "laisserai" - which ranks higher?
"laissera" is the more common of the two: it sits at frequency rank #9,187 in our French list, against #18,521 for "laisserai". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

After this comparison

Eye-level mix-up between "laissera" and "laisserai" is sorted above. Next: full entries or other pairs that share a letter shape.

  • Full dictionary entry for "laissera" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "laisserai" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #327,288 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "laissera" and "laisserai" also get mixed up with nearby pairs, the highest-scored neighbour is "laisserai vs laisserez". 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 #327,288 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