Which to use
“case” and “cosa” are a confusable Portuguese pair: similar on the page, but distinct in meaning, check the gloss before you choose.
- #6,149
- “case” frequency rank
- #31,312
- “cosa” frequency rank
- 37461
- confusion score
Side-by-Side Comparison
| Feature | case | cosa |
|---|---|---|
| Definition | caso | coisa |
Where the eye mixes case and cosa
Muted = shared; highlighted = the visual trap. They share 2 letters in sequence.
Why the eye confuses case with cosa
A purely visual mix-up. case (/keɪs/) and cosa (/'kɔ.sa/) are said differently, so reading them aloud is the quickest way to catch the wrong one. On the page they stay close: they share most of their letters but differ in 2 positions. Our composite confusion score for this pair is 37461, derived from the frequency rank of both members and their visual similarity.
case is recorded at frequency rank #6,149, classified as anoun, pronounced /keɪs/. cosa is at rank #31,312, tagged as anoun, pronounced /'kɔ.sa/.
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 37461, this pair ranks #29,150 of 75,631 scored Portuguese confusable pairs - roughly mid-pack for confusability.
Orthographic DNA of case vs cosa
Shared letters: acs. Private to "case": e. Private to "cosa": o.
"case" · 4 letters · shape CVCV · "cosa" · 4 letters · shape CVCV
Known mistypes of this pair
Frequently Asked Questions
Do "case" and "cosa" mean the same thing in a sentence?
Which is more common, "case" or "cosa"?
What to do next
Pronunciation already separates them, if the page still looks alike, the dictionary links below settle it.
- Full dictionary entry for "case" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "cosa" - compare definitions side by side with the headword page. Word entry
- This pair ranks #29,150 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
- "case" and "cosa" also get mixed up with nearby pairs, the highest-scored neighbour is "conca vs cosa". 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 #29,150 of 75,631 scored Portuguese pairs, corpus vintage 2026-09-03, not spelling advice.