confusãovsconvulsãoWhat's the difference?

Which to use

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

#2,412
“confusão” frequency rank
#23,951
“convulsão” frequency rank
26363
confusion score

Side-by-Side Comparison

Feature confusão convulsão
Definition ato ou consequência de confundir; situação em que algo se encontra confuso ato ou efeito de convulsar ou de convulsionar

Letter map: confusão vs convulsão

Shared letters muted; letters that set confusão and convulsão apart highlighted. Shared run: 7. confusão runs 8 letters (CVCCVCVV) against convulsão's 9 (CVCCVCCVV) - the length gap alone is often enough to separate them once you know to check it.

8 ch
confusão
9 ch
convulsão

Pair insight - confusão / convulsão

confusão and convulsão 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 1 letter(s) in length. Our composite confusion score for this pair is 26363, derived from the frequency rank of both members and their visual similarity.

confusão is recorded at frequency rank #2,412, classified as anoun. convulsão is at rank #23,951, 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 26363, this pair ranks #42,816 of 75,631 scored Portuguese confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of confusão vs convulsão

Shared letters: cnosuã. Private to "confusão": f. Private to "convulsão": lv.

"confusão" · 8 letters · shape CVCCVCVV  ·  "convulsão" · 9 letters · shape CVCCVCCVV

Frequently Asked Questions

Is swapping "confusão" for "convulsão" ever safe?
No. They differ by 1 letter(s) in length, but the dictionary glosses above give them different meanings, so swapping one for the other changes what the sentence says.
Which is more common, "confusão" or "convulsão"?
"confusão" is the more common of the two: it sits at frequency rank #2,412 in our Portuguese list, against #23,951 for "convulsão". 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 "confusão" and "convulsão". Here's where to go from here.

  • Full dictionary entry for "confusão" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "convulsão" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #42,816 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
  • "confusão" and "convulsão" also get mixed up with nearby pairs, the highest-scored neighbour is "compulsão vs convulsão". Nearby pair

Confusion rank #42,816 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