lezvsluiTell them apart

Quick tell: lez is a preposition, lui is a pronoun, so they fill different roles in a sentence.

Which to use

“lez” is a preposition and “lui” is a pronoun - they look or sound alike but fill different roles in a sentence.

#21,063
“lez” frequency rank
#68
“lui” frequency rank
21131
confusion score

Side-by-Side Comparison

Feature lez lui
Definition À côté de, proche de, tout contre. Pronom clitique de la troisième personne du singulier épicène du complément d’objet indirect.

Where the eye mixes lez and lui

Muted = shared; highlighted = the visual trap. They share 1 letter in sequence.

3 ch
lez
3 ch
lui

Visual trap between lez and lui

These two trip readers on the page rather than in the ear: lez is \lɛ\ while lui is \lɥi\. 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 (preposition vs pronoun), which is usually the fastest check. Our composite confusion score for this pair is 21131, derived from the frequency rank of both members and their visual similarity.

lez is recorded at frequency rank #21,063, classified as aprep, pronounced \lɛ\. lui is at rank #68, tagged as apron, pronounced \lɥi\.

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 21131, this pair ranks #364,694 of 440,172 scored French confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of lez vs lui

Shared letters: l. Private to "lez": ez. Private to "lui": iu.

"lez" · 3 letters · shape CVC  ·  "lui" · 3 letters · shape CVV

Frequently Asked Questions

Can "lez" and "lui" be used interchangeably?
No - they are not even the same part of speech. "lez" is a preposition and "lui" a pronoun, so a sentence built for one is usually ungrammatical with the other.
In ordinary French text, does "lez" or "lui" show up more?
"lui" is the more common of the two: it sits at frequency rank #68 in our French list, against #21,063 for "lez". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

After this comparison

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

  • Full dictionary entry for "lez" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "lui" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #364,694 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "lez" and "lui" also get mixed up with nearby pairs, the highest-scored neighbour is "lep vs lez". Nearby pair

Confusion rank #364,694 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