Which to use
“lac” is a noun and “les” is an article - they look or sound alike but fill different roles in a sentence.
- #1,775
- “lac” frequency rank
- #7
- “les” frequency rank
- 1782
- confusion score
Side-by-Side Comparison
| Feature | lac | les |
|---|---|---|
| Definition | Grande étendue d’eau complètement entourée de terres, généralement d’eau douce. | Pluriel de le ou la. |
Where the eye mixes lac and les
Muted = shared; highlighted = the visual trap. They share 1 letter in sequence.
Visual trap between lac and les
These two trip readers on the page rather than in the ear: lac is \lak\ while les is \le\. 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 (noun vs article), which is usually the fastest check. Our composite confusion score for this pair is 1782, derived from the frequency rank of both members and their visual similarity.
lac is recorded at frequency rank #1,775, classified as anoun, pronounced \lak\. les is at rank #7, tagged as anarticle, pronounced \le\.
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 1782, this pair ranks #437,404 of 440,172 scored French confusable pairs - a relatively easy-to-tell-apart pair.
Orthographic DNA of lac vs les
Shared letters: l. Private to "lac": ac. Private to "les": es.
"lac" · 3 letters · shape CVC · "les" · 3 letters · shape CVC
Frequently Asked Questions
Do "lac" and "les" mean the same thing in a sentence?
In ordinary French text, does "lac" or "les" show up more?
Useful next steps
Pronunciation already separates them, if the page still looks alike, the dictionary links below settle it.
- Full dictionary entry for "lac" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "les" - compare definitions side by side with the headword page. Word entry
- This pair ranks #437,404 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
- "lac" and "les" also get mixed up with nearby pairs, the highest-scored neighbour is "lac vs lep". Nearby pair
Confusion rank #437,404 of 440,172 scored French pairs, corpus vintage 2026-09-03, not spelling advice.