cecvsCSGTell them apart

Quick tell: cec is a adjective, CSG is a noun, so they fill different roles in a sentence.

Which to use

“cec” is an adjective and “CSG” is a noun - they look or sound alike but fill different roles in a sentence.

#46,636
“cec” frequency rank
#17,401
“CSG” frequency rank
64037
confusion score

Side-by-Side Comparison

Feature cec CSG
Definition Aveugle. Prélèvement obligatoire proportionnel affecté au financement de la sécurité sociale, considéré par certains comme un impôt et par d’autres comme à la fois un impôt et une cotisation sociale.

Where the eye mixes cec and CSG

Muted = shared; highlighted = the visual trap. They share 1 letter in sequence.

3 ch
cec
3 ch
CSG

Look-alike desk: cec vs CSG

These two trip readers on the page rather than in the ear: cec is \ˈsek\ while CSG is \se ɛs ʒe\. 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 (adjective vs noun), which is usually the fastest check. Our composite confusion score for this pair is 64037, derived from the frequency rank of both members and their visual similarity.

cec is recorded at frequency rank #46,636, classified as anadj, pronounced \ˈsek\. CSG is at rank #17,401, tagged as anoun, pronounced \se ɛs ʒe\.

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 64037, this pair ranks #78,996 of 440,172 scored French confusable pairs - among the most confusable pairs.

Orthographic DNA of cec vs CSG

Shared letters: c. Private to "cec": e. Private to "CSG": gs.

"cec" · 3 letters · shape CVC  ·  "CSG" · 3 letters · shape CCC

Frequently Asked Questions

Is swapping "cec" for "CSG" ever safe?
No - they are not even the same part of speech. "cec" is an adjective and "CSG" a noun, so a sentence built for one is usually ungrammatical with the other.
In ordinary French text, does "cec" or "CSG" show up more?
"CSG" is the more common of the two: it sits at frequency rank #17,401 in our French list, against #46,636 for "cec". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Useful next steps

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

  • Full dictionary entry for "cec" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "CSG" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #78,996 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "cec" and "CSG" also get mixed up with nearby pairs, the highest-scored neighbour is "CCE vs cec". Nearby pair

Confusion rank #78,996 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