Which to use
“coin” is a noun and “Cui” is a name - they look or sound alike but fill different roles in a sentence.
- #5,201
- “coin” frequency rank
- #39,761
- “Cui” frequency rank
- 44962
- confusion score
Side-by-Side Comparison
| Feature | coin | Cui |
|---|---|---|
| Definition | A piece of currency, usually metallic and in the shape of a disc, but sometimes polygonal, or with a hole in the middle. | A surname from Mandarin. |
Letter map: coin vs Cui
Shared letters muted; letters that set coin and Cui apart highlighted. Shared run: 2.
Part-of-speech tell for coin / Cui
Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: coin is anoun and Cuianame. On the page they differ by 1 letter(s) in length. Our composite confusion score for this pair is 44962, derived from the frequency rank of both members and their visual similarity.
coin is recorded at frequency rank #5,201, classified as anoun, pronounced /kɔɪn/. Cui is at rank #39,761, tagged as aname.
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 44962, this pair ranks #225,711 of 530,003 scored English confusable pairs - roughly mid-pack for confusability.
Orthographic DNA of coin vs Cui
Shared letters: ci. Private to "coin": no. Private to "Cui": u.
"coin" · 4 letters · shape CVVC · "Cui" · 3 letters · shape CVV
Known mistypes of this pair
- coin ← ccoin · cion · coinn · coni · ocin
Frequently Asked Questions
Is swapping "coin" for "Cui" ever safe?
Which is more common, "coin" or "Cui"?
Useful next steps
Pair "coin" vs "Cui" is on the table, pick a follow-up below.
- Full dictionary entry for "coin" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "Cui" - compare definitions side by side with the headword page. Word entry
- This pair ranks #225,711 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
- "coin" and "Cui" also get mixed up with nearby pairs, the highest-scored neighbour is "CGT vs Cui". 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 #225,711 of 530,003 scored English pairs, corpus vintage 2026-09-03, not spelling advice.