Which to use
“co” and “cosa” are a confusable French pair: similar on the page, but distinct in meaning, check the gloss before you choose.
- #1,856
- “co” frequency rank
- #46,679
- “cosa” frequency rank
- 48535
- confusion score
Side-by-Side Comparison
| Feature | co | cosa |
|---|---|---|
| Definition | Connexion. | Variante du IXᵉ siècle de chose. |
Where the eye mixes co and cosa
Muted = shared; highlighted = the visual trap. They share 2 letters in sequence.
Visual trap between co and cosa
A purely visual mix-up. co (\ko\) and cosa (\ˈkɔza ~ˈkɔzə\) 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 2 extra letter(s) - “co” sits inside “cosa”. Our composite confusion score for this pair is 48535, 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\. cosa is at rank #46,679, tagged as anoun, pronounced \ˈkɔza ~ˈkɔzə\.
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 48535, this pair ranks #178,150 of 440,172 scored French confusable pairs - roughly mid-pack for confusability.
Orthographic DNA of co vs cosa
Shared letters: co. Private to "co": -. Private to "cosa": as.
"co" · 2 letters · shape CV · "cosa" · 4 letters · shape CVCV
Known mistypes of this pair
- cosa ← ccosa · coas · cossa · csoa · ocsa
Frequently Asked Questions
Do "co" and "cosa" mean the same thing in a sentence?
In ordinary French text, does "co" or "cosa" show up more?
After this comparison
Eye-level mix-up between "co" and "cosa" 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 "cosa" - compare definitions side by side with the headword page. Word entry
- This pair ranks #178,150 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
- "co" and "cosa" also get mixed up with nearby pairs, the highest-scored neighbour is "cosa vs coupa". 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 #178,150 of 440,172 scored French pairs, corpus vintage 2026-09-03, not spelling advice.