Which to use
“cai” is a noun and “cy” is an adverb - they look or sound alike but fill different roles in a sentence.
- #46,045
- “cai” frequency rank
- #27,395
- “cy” frequency rank
- 73440
- confusion score
Side-by-Side Comparison
| Feature | cai | cy |
|---|---|---|
| Definition | Bien, affaire, objet, chose, fortune. | Ci. |
Letter map: cai vs cy
Shared letters muted; letters that set cai and cy apart highlighted. Shared run: 1. cai runs 3 letters (CVV) against cy's 2 (CV) - the length gap alone is often enough to separate them once you know to check it.
Grammar separator: cai vs cy
Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: cai is anoun and cyanadverb. On the page they differ by 1 letter(s) in length. Our composite confusion score for this pair is 73440, derived from the frequency rank of both members and their visual similarity.
cai is recorded at frequency rank #46,045, classified as anoun, pronounced \kaj\. cy is at rank #27,395, tagged as anadv.
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 73440, this pair ranks #40,466 of 440,172 scored French confusable pairs - among the most confusable pairs.
Orthographic DNA of cai vs cy
Shared letters: c. Private to "cai": ai. Private to "cy": y.
"cai" · 3 letters · shape CVV · "cy" · 2 letters · shape CV
Frequently Asked Questions
Can "cai" and "cy" be used interchangeably?
Frequency check: "cai" vs "cy" - which ranks higher?
After this comparison
You've compared "cai" and "cy". Here's where to go from here.
- Full dictionary entry for "cai" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "cy" - compare definitions side by side with the headword page. Word entry
- This pair ranks #40,466 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
- "cai" and "cy" also get mixed up with nearby pairs, the highest-scored neighbour is "cai vs CCE". Nearby pair
Confusion rank #40,466 of 440,172 scored French pairs, corpus vintage 2026-09-03, not spelling advice.