cosyvsCSNConfusable pair

Quick tell: cosy is a noun, CSN is a name, so they fill different roles in a sentence.

Which to use

“cosy” is a noun and “CSN” is a name - they look or sound alike but fill different roles in a sentence.

#41,722
“cosy” frequency rank
#40,703
“CSN” frequency rank
82425
confusion score

Side-by-Side Comparison

Feature cosy CSN
Definition Enveloppe fourrée, généralement en tissu ouatiné, dont on couvre une théière, un plat ou un œuf, pour en conserver la chaleur. En France, plus haute autorité du notariat.

Letter map: cosy vs CSN

Shared letters muted; letters that set cosy and CSN apart highlighted. Shared run: 2. cosy runs 4 letters (CVCV) against CSN's 3 (CCC) - the length gap alone is often enough to separate them once you know to check it.

4 ch
cosy
3 ch
CSN

Role in the sentence - cosy and CSN

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: cosy is anoun and CSNaname. On the page they differ by 1 letter(s) in length. Our composite confusion score for this pair is 82425, derived from the frequency rank of both members and their visual similarity.

cosy is recorded at frequency rank #41,722, classified as anoun, pronounced \kɔ.zi\. CSN is at rank #40,703, tagged as aname.

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 82425, this pair ranks #16,775 of 440,172 scored French confusable pairs - among the most confusable pairs.

Orthographic DNA of cosy vs CSN

Shared letters: cs. Private to "cosy": oy. Private to "CSN": n.

"cosy" · 4 letters · shape CVCV  ·  "CSN" · 3 letters · shape CCC

Known mistypes of this pair

  • cosy ← ccosy · cossy · cosyy · coys · csoy · ocsy

Frequently Asked Questions

Do "cosy" and "CSN" mean the same thing in a sentence?
No - they are not even the same part of speech. "cosy" is a noun and "CSN" a name, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "cosy" or "CSN"?
"CSN" is the more common of the two: it sits at frequency rank #40,703 in our French list, against #41,722 for "cosy". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

After this comparison

You've compared "cosy" and "CSN". Here's where to go from here.

  • Full dictionary entry for "cosy" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "CSN" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #16,775 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "cosy" and "CSN" also get mixed up with nearby pairs, the highest-scored neighbour is "coon vs cosy". 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 #16,775 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