éclusevséclusesWhich spelling fits?

Which to use

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

#29,608
“écluse” frequency rank
#30,438
“écluses” frequency rank
60046
confusion score

Side-by-Side Comparison

Feature écluse écluses
Definition Clôture en forme de bassin, faite de terre, de pierre, de bois ou de toute autre matière dans un port, sur une rivière, sur un canal, etc., ayant une ou plusieurs portes qui se lèvent et se baissent ou qui s’ouvrent et se ferment, pour retenir et pour laisser passer l’eau. Pluriel de écluse.

Same sound, different letters: écluse vs écluses

Muted letters are shared; highlighted letters are the only spelling cue when pronunciation matches. Shared run: 6 letters. écluse runs 6 letters (VCCVCV) against écluses's 7 (VCCVCVC) - the length gap alone is often enough to separate them once you know to check it.

6 ch
écluse
7 ch
écluses

Ear matches; page differs - écluse and écluses

This is the hard kind. écluse and écluses are pronounced identically (\e.klyz\) and both work as anoun. Neither the ear nor the grammar will rescue you; only the meaning does, so the glosses below are the whole decision. They differ by 1 extra letter(s) - “écluse” sits inside “écluses”. Our composite confusion score for this pair is 60046, derived from the frequency rank of both members and their visual similarity.

écluse is recorded at frequency rank #29,608, classified as anoun, pronounced \e.klyz\. écluses is at rank #30,438, tagged as anoun, pronounced \e.klyz\.

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 60046, this pair ranks #99,758 of 440,172 scored French confusable pairs - among the most confusable pairs.

Orthographic DNA of écluse vs écluses

Shared letters: celsué. Private to "écluse": -. Private to "écluses": -.

"écluse" · 6 letters · shape VCCVCV  ·  "écluses" · 7 letters · shape VCCVCVC

Frequently Asked Questions

Do "écluse" and "écluses" mean the same thing in a sentence?
No. They are pronounced the same (\e.klyz\), which is exactly why they get swapped in writing, but the dictionary meanings above are different, and pronunciation is no guide here.
Frequency check: "écluse" vs "écluses" - which ranks higher?
"écluse" is the more common of the two: it sits at frequency rank #29,608 in our French list, against #30,438 for "écluses". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Useful next steps

Sound matches; spelling doesn't. Use the exits below to lock the right form or check a cousin pair.

  • Full dictionary entry for "écluse" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "écluses" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #99,758 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "écluse" and "écluses" also get mixed up with nearby pairs, the highest-scored neighbour is "écœuré vs écluse". Nearby pair

Confusion rank #99,758 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