coisovscorsoTell them apart

Which to use

“coiso” and “corso” are a confusable Portuguese pair: similar on the page, but distinct in meaning, check the gloss before you choose.

#30,884
“coiso” frequency rank
#35,518
“corso” frequency rank
66402
confusion score

Side-by-Side Comparison

Feature coiso corso
Definition uma pessoa qualquer corso

Letter map: coiso vs corso

Shared letters muted; letters that set coiso and corso apart highlighted. Shared run: 4.

5 ch
coiso
5 ch
corso

Corpus notes: coiso and corso

coiso and corso are indexed as a confusable Portuguese pair. We have no recorded pronunciation or part of speech for both members, so the spelling overlap is what we can show you: they differ by a single letter - i in “coiso” becomes r in “corso”. Our composite confusion score for this pair is 66402, derived from the frequency rank of both members and their visual similarity.

coiso is recorded at frequency rank #30,884, classified as anoun. corso is at rank #35,518, tagged as anoun.

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 66402, this pair ranks #5,005 of 75,631 scored Portuguese confusable pairs - among the most confusable pairs.

Orthographic DNA of coiso vs corso

Shared letters: cos. Private to "coiso": i. Private to "corso": r.

"coiso" · 5 letters · shape CVVCV  ·  "corso" · 5 letters · shape CVCCV

Known mistypes of this pair

  • coisoccoiso · cioso · coios · coisso · cosio · ociso
  • corsoccorso · coros · corrso · corsso · cosro · croso · ocrso

Frequently Asked Questions

Is swapping "coiso" for "corso" ever safe?
No. They differ by a single letter - i in “coiso” becomes r in “corso”, but the dictionary glosses above give them different meanings, so swapping one for the other changes what the sentence says.
Frequency check: "coiso" vs "corso" - which ranks higher?
"coiso" is the more common of the two: it sits at frequency rank #30,884 in our Portuguese list, against #35,518 for "corso". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

What to do next

You've compared "coiso" and "corso". Here's where to go from here.

  • Full dictionary entry for "coiso" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "corso" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #5,005 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
  • "coiso" and "corso" also get mixed up with nearby pairs, the highest-scored neighbour is "ciao vs coiso". 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 #5,005 of 75,631 scored Portuguese pairs, corpus vintage 2026-09-03, not spelling advice.

Source: Wiktionary (via kaikki.org) Structured Wiktionary extract

Source: FrequencyWords open word-frequency list