cilsvsCMSTell them apart

Which to use

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

#15,107
“cils” frequency rank
#33,172
“CMS” frequency rank
48279
confusion score

Side-by-Side Comparison

Feature cils CMS
Definition Pluriel de cil. Composant monté en surface.

Where the eye mixes cils and CMS

Muted = shared; highlighted = the visual trap. They share 2 letters in sequence.

4 ch
cils
3 ch
CMS

Visual trap between cils and CMS

A purely visual mix-up. cils (\sil\) and CMS (\se.ɛm.ɛs\) are said differently, so reading them aloud is the quickest way to catch the wrong one. On the page they stay close: they differ by 1 letter(s) in length. Our composite confusion score for this pair is 48279, derived from the frequency rank of both members and their visual similarity.

cils is recorded at frequency rank #15,107, classified as anoun, pronounced \sil\. CMS is at rank #33,172, tagged as anoun, pronounced \se.ɛm.ɛs\.

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 48279, this pair ranks #180,176 of 440,172 scored French confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of cils vs CMS

Shared letters: cs. Private to "cils": il. Private to "CMS": m.

"cils" · 4 letters · shape CVCC  ·  "CMS" · 3 letters · shape CCC

Known mistypes of this pair

  • cilsccils · cills · cilss · cisl · clis · icls

Frequently Asked Questions

Is swapping "cils" for "CMS" ever safe?
No. They are said differently (\sil\ versus \se.ɛm.ɛs\) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Which is more common, "cils" or "CMS"?
"cils" is the more common of the two: it sits at frequency rank #15,107 in our French list, against #33,172 for "CMS". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

What to do next

Visual near-miss handled. Browse the word pages or a neighbour when the next look-alike shows up.

  • Full dictionary entry for "cils" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "CMS" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #180,176 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "cils" and "CMS" also get mixed up with nearby pairs, the highest-scored neighbour is "CCE vs CMS". Nearby pair
  • Recorded mistypes exist for at least one side of this pair, useful when a spell-checker or OCR lands on the wrong form. See mistypes

Confusion rank #180,176 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