Which to use
“co” and “cts” are a confusable French pair: similar on the page, but distinct in meaning, check the gloss before you choose.
- #1,856
- “co” frequency rank
- #39,736
- “cts” frequency rank
- 41592
- confusion score
Side-by-Side Comparison
| Feature | co | cts |
|---|---|---|
| Definition | Connexion. | Carats |
Where the eye mixes co and cts
Muted = shared; highlighted = the visual trap. They share 1 letter in sequence.
Look-alike desk: co vs cts
A purely visual mix-up. co (\ko\) and cts (\ka.ʁa\) 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 41592, 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\. cts is at rank #39,736, tagged as anoun, pronounced \ka.ʁa\.
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 41592, this pair ranks #231,971 of 440,172 scored French confusable pairs - roughly mid-pack for confusability.
Orthographic DNA of co vs cts
Shared letters: c. Private to "co": o. Private to "cts": st.
"co" · 2 letters · shape CV · "cts" · 3 letters · shape CCC
Frequently Asked Questions
Can "co" and "cts" be used interchangeably?
In ordinary French text, does "co" or "cts" show up more?
What to do next
Visual near-miss handled. Browse the word pages or a neighbour when the next look-alike shows up.
- Full dictionary entry for "co" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "cts" - compare definitions side by side with the headword page. Word entry
- This pair ranks #231,971 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
- "co" and "cts" also get mixed up with nearby pairs, the highest-scored neighbour is "CCE vs cts". Nearby pair
Confusion rank #231,971 of 440,172 scored French pairs, corpus vintage 2026-09-03, not spelling advice.