Which to use
“ci” is a pronoun and “coin” is a noun - they look or sound alike but fill different roles in a sentence.
- #19,655
- “ci” frequency rank
- #41,891
- “coin” frequency rank
- 61546
- confusion score
Side-by-Side Comparison
| Feature | ci | coin |
|---|---|---|
| Definition | tu, pronome pessoal sujeito da segunda pessoa do singular: | plural de cù |
Where the eye mixes ci and coin
Muted = shared; highlighted = the visual trap. They share 2 letters in sequence. ci runs 2 letters (CV) against coin's 4 (CVVC) - the length gap alone is often enough to separate them once you know to check it.
Look-alike desk: ci vs coin
These two trip readers on the page rather than in the ear: ci is /tsi/ while coin is /konʲ/. Spoken aloud the problem disappears. In writing it persists, because they differ by 2 letter(s) in length, and the parts of speech differ too (pronoun vs noun), which is usually the fastest check. Our composite confusion score for this pair is 61546, derived from the frequency rank of both members and their visual similarity.
ci is recorded at frequency rank #19,655, classified as apron, pronounced /tsi/. coin is at rank #41,891, tagged as anoun, pronounced /konʲ/.
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 61546, this pair ranks #7,092 of 75,631 scored Portuguese confusable pairs - among the most confusable pairs.
Orthographic DNA of ci vs coin
Shared letters: ci. Private to "ci": -. Private to "coin": no.
"ci" · 2 letters · shape CV · "coin" · 4 letters · shape CVVC
Known mistypes of this pair
- coin ← ccoin · cion · coinn · coni · ocin
Frequently Asked Questions
Do "ci" and "coin" mean the same thing in a sentence?
In ordinary Portuguese text, does "ci" or "coin" show up more?
Useful next steps
Visual near-miss handled. Browse the word pages or a neighbour when the next look-alike shows up.
- Full dictionary entry for "ci" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "coin" - compare definitions side by side with the headword page. Word entry
- This pair ranks #7,092 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
- "ci" and "coin" also get mixed up with nearby pairs, the highest-scored neighbour is "coice vs coin". 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 #7,092 of 75,631 scored Portuguese pairs, corpus vintage 2026-09-03, not spelling advice.