cosyvsCSVWhich spelling fits?

Which to use

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

#41,722
“cosy” frequency rank
#42,263
“CSV” frequency rank
83985
confusion score

Side-by-Side Comparison

Feature cosy CSV
Definition Enveloppe fourrée, généralement en tissu ouatiné, dont on couvre une théière, un plat ou un œuf, pour en conserver la chaleur. Format des données dans lequel les valeurs en texte sont séparées par des virgules.

Where the eye mixes cosy and CSV

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

4 ch
cosy
3 ch
CSV

Visual trap between cosy and CSV

A purely visual mix-up. cosy (\kɔ.zi\) and CSV (\se.ɛs.ve\) 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 83985, 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\. CSV is at rank #42,263, tagged as anoun, pronounced \se.ɛs.ve\.

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 83985, this pair ranks #13,812 of 440,172 scored French confusable pairs - among the most confusable pairs.

Orthographic DNA of cosy vs CSV

Shared letters: cs. Private to "cosy": oy. Private to "CSV": v.

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

Known mistypes of this pair

  • cosyccosy · cossy · cosyy · coys · csoy · ocsy

Frequently Asked Questions

Do "cosy" and "CSV" mean the same thing in a sentence?
No. They are said differently (\kɔ.zi\ versus \se.ɛs.ve\) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Frequency check: "cosy" vs "CSV" - which ranks higher?
"cosy" is the more common of the two: it sits at frequency rank #41,722 in our French list, against #42,263 for "CSV". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

What to do next

Pronunciation already separates them, if the page still looks alike, the dictionary links below settle it.

  • Full dictionary entry for "cosy" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "CSV" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #13,812 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "cosy" and "CSV" also get mixed up with nearby pairs, the highest-scored neighbour is "CCE vs CSV". 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 #13,812 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