che vs cos, What's the Difference?

Which to use

“che” is an intj and “cos” is a pronoun - they look or sound alike but fill different roles in a sentence.

#11,600
“che” frequency rank: #27,810
“cos” frequency rank: 39410
confusion score

Side-by-Side Comparison

Feature	che	cos
Definition	para expressar desprezo ou que se duvida da verdade do que se esta a ouvir	qualquer coisa

Letter map: che vs cos

Shared letters muted; letters that set che and cos apart highlighted. Shared run: 1.

3 ch

che

3 ch

cos

Part-of-speech tell for che / cos

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: che is anintj and cosapronoun. On the page they share most of their letters but differ in 2 positions. Our composite confusion score for this pair is 39410, derived from the frequency rank of both members and their visual similarity.

che is recorded at frequency rank #11,600, classified as anintj. cos is at rank #27,810, tagged as apron.

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 39410, this pair ranks #26,850 of 75,631 scored Portuguese confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of che vs cos

Shared letters: c. Private to "che": eh. Private to "cos": os.

"che" · 3 letters · shape CCV · "cos" · 3 letters · shape CVC

Frequently Asked Questions

Can "che" and "cos" be used interchangeably?

No - they are not even the same part of speech. "che" is an intj and "cos" a pronoun, so a sentence built for one is usually ungrammatical with the other.

In ordinary Portuguese text, does "che" or "cos" show up more?

"che" is the more common of the two: it sits at frequency rank #11,600 in our Portuguese list, against #27,810 for "cos". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Useful next steps

Pair "che" vs "cos" is on the table, pick a follow-up below.

Full dictionary entry for "che" with definition, IPA, and generated misspellings. Word entry
Full dictionary entry for "cos" - compare definitions side by side with the headword page. Word entry
This pair ranks #26,850 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
"che" and "cos" also get mixed up with nearby pairs, the highest-scored neighbour is "coin vs cos". Nearby pair

Confusion rank #26,850 of 75,631 scored Portuguese pairs, corpus vintage 2026-09-03, not spelling advice.