Which to use
“impecável” and “impensável” are a confusable Portuguese pair: similar on the page, but distinct in meaning, check the gloss before you choose.
- #12,908
- “impecável” frequency rank
- #26,058
- “impensável” frequency rank
- 38966
- confusion score
Side-by-Side Comparison
| Feature | impecável | impensável |
|---|---|---|
| Definition | que é incapaz de pecar, de errar | que não pode ser pensado; inconcebível; inimaginável |
Letter map: impecável vs impensável
Shared letters muted; letters that set impecável and impensável apart highlighted. Shared run: 8. impecável runs 9 letters (VCCVCVCVC) against impensável's 10 (VCCVCCVCVC) - the length gap alone is often enough to separate them once you know to check it.
Pair insight - impecável / impensável
impecável and impensável 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 38966, derived from the frequency rank of both members and their visual similarity.
impecável is recorded at frequency rank #12,908, classified as anadj, pronounced /ĩ.pɨ.ˈka.vɛɫ/. impensável is at rank #26,058, tagged as anadj.
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 38966, this pair ranks #27,406 of 75,631 scored Portuguese confusable pairs - roughly mid-pack for confusability.
Orthographic DNA of impecável vs impensável
Shared letters: eilmpvá. Private to "impecável": c. Private to "impensável": ns.
"impecável" · 9 letters · shape VCCVCVCVC · "impensável" · 10 letters · shape VCCVCCVCVC
Frequently Asked Questions
Is swapping "impecável" for "impensável" ever safe?
Frequency check: "impecável" vs "impensável" - which ranks higher?
What to do next
You've compared "impecável" and "impensável". Here's where to go from here.
- Full dictionary entry for "impecável" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "impensável" - compare definitions side by side with the headword page. Word entry
- This pair ranks #27,406 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
- "impecável" and "impensável" also get mixed up with nearby pairs, the highest-scored neighbour is "imparável vs impecável". Nearby pair
Confusion rank #27,406 of 75,631 scored Portuguese pairs, corpus vintage 2026-09-03, not spelling advice.