Which to use
“rácio” and “reação” are a confusable Portuguese pair: similar on the page, but distinct in meaning, check the gloss before you choose.
- #39,370
- “rácio” frequency rank
- #1,864
- “reação” frequency rank
- 41234
- confusion score
Side-by-Side Comparison
| Feature | rácio | reação |
|---|---|---|
| Definition | relação | ação provocada em razão de uma outra anteriormente ocorrida |
Letter map: rácio vs reação
Shared letters muted; letters that set rácio and reação apart highlighted. Shared run: 2. rácio runs 5 letters (CVCVV) against reação's 6 (CVVCVV) - the length gap alone is often enough to separate them once you know to check it.
Spelling & dictionary notes on rácio vs reação
rácio and reação 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 41234, derived from the frequency rank of both members and their visual similarity.
rácio is recorded at frequency rank #39,370, classified as anoun. reação is at rank #1,864, tagged as anoun, pronounced /ʀja.ˈsɐ̃w̃/.
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 41234, this pair ranks #24,722 of 75,631 scored Portuguese confusable pairs - roughly mid-pack for confusability.
Orthographic DNA of rácio vs reação
Shared letters: or. Private to "rácio": ciá. Private to "reação": aeãç.
"rácio" · 5 letters · shape CVCVV · "reação" · 6 letters · shape CVVCVV
Frequently Asked Questions
Can "rácio" and "reação" be used interchangeably?
In ordinary Portuguese text, does "rácio" or "reação" show up more?
What to do next
You've compared "rácio" and "reação". Here's where to go from here.
- Full dictionary entry for "rácio" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "reação" - compare definitions side by side with the headword page. Word entry
- This pair ranks #24,722 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
- "rácio" and "reação" also get mixed up with nearby pairs, the highest-scored neighbour is "rabi vs rácio". Nearby pair
Confusion rank #24,722 of 75,631 scored Portuguese pairs, corpus vintage 2026-09-03, not spelling advice.