larvslexWhat's the difference?

Quick tell: lar is a adverb, lex is a noun, so they fill different roles in a sentence.

Which to use

“lar” is an adverb and “lex” is a noun - they look or sound alike but fill different roles in a sentence.

#48,637
“lar” frequency rank
#19,582
“lex” frequency rank
68219
confusion score

Side-by-Side Comparison

Feature lar lex
Definition Trop. Loi écrite.

Letter map: lar vs lex

Shared letters muted; letters that set lar and lex apart highlighted. Shared run: 1.

3 ch
lar
3 ch
lex

Role in the sentence - lar and lex

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: lar is anadverb and lexanoun. On the page they share most of their letters but differ in 2 positions. Our composite confusion score for this pair is 68219, derived from the frequency rank of both members and their visual similarity.

lar is recorded at frequency rank #48,637, classified as anadv. lex is at rank #19,582, tagged as anoun.

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 68219, this pair ranks #60,053 of 440,172 scored French confusable pairs - among the most confusable pairs.

Orthographic DNA of lar vs lex

Shared letters: l. Private to "lar": ar. Private to "lex": ex.

"lar" · 3 letters · shape CVC  ·  "lex" · 3 letters · shape CVC

Frequently Asked Questions

Can "lar" and "lex" be used interchangeably?
No - they are not even the same part of speech. "lar" is an adverb and "lex" a noun, so a sentence built for one is usually ungrammatical with the other.
In ordinary French text, does "lar" or "lex" show up more?
"lex" is the more common of the two: it sits at frequency rank #19,582 in our French list, against #48,637 for "lar". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

What to do next

Done with this confusable. These links stay specific to "lar" and "lex".

  • Full dictionary entry for "lar" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "lex" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #60,053 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "lar" and "lex" also get mixed up with nearby pairs, the highest-scored neighbour is "lar vs lep". Nearby pair

Confusion rank #60,053 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