co vs CSV, What's the Difference?

Which to use

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

#1,856
“co” frequency rank: #42,263
“CSV” frequency rank: 44119
confusion score

Side-by-Side Comparison

Feature	co	CSV
Definition	Connexion.	Format des données dans lequel les valeurs en texte sont séparées par des virgules.

Where the eye mixes co and CSV

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

2 ch

3 ch

CSV

Look-alike desk: co vs CSV

A purely visual mix-up. co (\ko\) 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 44119, derived from the frequency rank of both members and their visual similarity.

co is recorded at frequency rank #1,856, classified as anoun, pronounced \ko\. 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 44119, this pair ranks #212,922 of 440,172 scored French confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of co vs CSV

Shared letters: c. Private to "co": o. Private to "CSV": sv.

"co" · 2 letters · shape CV · "CSV" · 3 letters · shape CCC

Frequently Asked Questions

Is swapping "co" for "CSV" ever safe?

No. They are said differently (\ko\ versus \se.ɛs.ve\) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.

In ordinary French text, does "co" or "CSV" show up more?

"co" is the more common of the two: it sits at frequency rank #1,856 in our French list, against #42,263 for "CSV". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

After this comparison

Eye-level mix-up between "co" and "CSV" is sorted above. Next: full entries or other pairs that share a letter shape.

Full dictionary entry for "co" 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 #212,922 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
"co" and "CSV" also get mixed up with nearby pairs, the highest-scored neighbour is "CCE vs CSV". Nearby pair

Confusion rank #212,922 of 440,172 scored French pairs, corpus vintage 2026-09-03, not spelling advice.