Which to use
“ler” and “lux” are a confusable French pair: similar on the page, but distinct in meaning, check the gloss before you choose.
- #41,868
- “ler” frequency rank
- #18,246
- “lux” frequency rank
- 60114
- confusion score
Side-by-Side Comparison
| Feature | ler | lux |
|---|---|---|
| Definition | Pin. | Unité de mesure d’éclairement lumineux du Système international, définie comme lumen par mètre carré, dont le symbole est lx. |
Letter map: ler vs lux
Shared letters muted; letters that set ler and lux apart highlighted. Shared run: 1.
Corpus notes: ler and lux
ler and lux are indexed as a confusable French pair. We have no recorded pronunciation or part of speech for both members, so the spelling overlap is what we can show you: they share most of their letters but differ in 2 positions. Our composite confusion score for this pair is 60114, derived from the frequency rank of both members and their visual similarity.
ler is recorded at frequency rank #41,868, classified as anoun. lux is at rank #18,246, tagged as anoun, pronounced \lyks\.
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 60114, this pair ranks #99,392 of 440,172 scored French confusable pairs - among the most confusable pairs.
Orthographic DNA of ler vs lux
Shared letters: l. Private to "ler": er. Private to "lux": ux.
"ler" · 3 letters · shape CVC · "lux" · 3 letters · shape CVC
Frequently Asked Questions
Can "ler" and "lux" be used interchangeably?
Frequency check: "ler" vs "lux" - which ranks higher?
What to do next
You've compared "ler" and "lux". Here's where to go from here.
- Full dictionary entry for "ler" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "lux" - compare definitions side by side with the headword page. Word entry
- This pair ranks #99,392 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
- "ler" and "lux" also get mixed up with nearby pairs, the highest-scored neighbour is "lep vs ler". Nearby pair
Confusion rank #99,392 of 440,172 scored French pairs, corpus vintage 2026-09-03, not spelling advice.