Which to use
“cos” is a pronoun and “coxa” is a noun - they look or sound alike but fill different roles in a sentence.
- #27,810
- “cos” frequency rank
- #12,410
- “coxa” frequency rank
- 40220
- confusion score
Side-by-Side Comparison
| Feature | cos | coxa |
|---|---|---|
| Definition | qualquer coisa | parte da perna, desde as virilhas até o joelho |
Letter map: cos vs coxa
Shared letters muted; letters that set cos and coxa apart highlighted. Shared run: 2. cos runs 3 letters (CVC) against coxa's 4 (CVCV) - the length gap alone is often enough to separate them once you know to check it.
Grammar separator: cos vs coxa
Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: cos is apronoun and coxaanoun. On the page they differ by 1 letter(s) in length. Our composite confusion score for this pair is 40220, derived from the frequency rank of both members and their visual similarity.
cos is recorded at frequency rank #27,810, classified as apron. coxa is at rank #12,410, tagged as anoun, pronounced /ˈko.ʃɐ/.
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 40220, this pair ranks #25,941 of 75,631 scored Portuguese confusable pairs - roughly mid-pack for confusability.
Orthographic DNA of cos vs coxa
Shared letters: co. Private to "cos": s. Private to "coxa": ax.
"cos" · 3 letters · shape CVC · "coxa" · 4 letters · shape CVCV
Known mistypes of this pair
- coxa ← ccoxa · coax · coxxa · cxoa · ocxa
Frequently Asked Questions
Is swapping "cos" for "coxa" ever safe?
Frequency check: "cos" vs "coxa" - which ranks higher?
Useful next steps
Pair "cos" vs "coxa" is on the table, pick a follow-up below.
- Full dictionary entry for "cos" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "coxa" - compare definitions side by side with the headword page. Word entry
- This pair ranks #25,941 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
- "cos" and "coxa" also get mixed up with nearby pairs, the highest-scored neighbour is "coin vs cos". 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 #25,941 of 75,631 scored Portuguese pairs, corpus vintage 2026-09-03, not spelling advice.