Which to use
“alçapão” and “alcatrão” are a confusable Portuguese pair: similar on the page, but distinct in meaning, check the gloss before you choose.
- #45,176
- “alçapão” frequency rank
- #40,408
- “alcatrão” frequency rank
- 85584
- confusion score
Side-by-Side Comparison
| Feature | alçapão | alcatrão |
|---|---|---|
| Definition | porta ou tampa horizontal, que comunica um pavimento com outro que lhe fica inferior | substância betuminosa, espessa, escura e de forte odor, que se obtém da destilação de certas matérias orgânicas, principalmente de carvão, ossos e de algumas madeiras resinosas |
Letter map: alçapão vs alcatrão
Shared letters muted; letters that set alçapão and alcatrão apart highlighted. Shared run: 5. alçapão runs 7 letters (VCCVCVV) against alcatrão's 8 (VCCVCCVV) - the length gap alone is often enough to separate them once you know to check it.
Corpus notes: alçapão and alcatrão
alçapão and alcatrão 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 85584, derived from the frequency rank of both members and their visual similarity.
alçapão is recorded at frequency rank #45,176, classified as anoun, pronounced /aɫ.sɐ.ˈpɐ̃w̃/. alcatrão is at rank #40,408, 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 85584, this pair ranks #676 of 75,631 scored Portuguese confusable pairs - among the most confusable pairs.
Orthographic DNA of alçapão vs alcatrão
Shared letters: aloã. Private to "alçapão": pç. Private to "alcatrão": crt.
"alçapão" · 7 letters · shape VCCVCVV · "alcatrão" · 8 letters · shape VCCVCCVV
Frequently Asked Questions
Is swapping "alçapão" for "alcatrão" ever safe?
Frequency check: "alçapão" vs "alcatrão" - which ranks higher?
After this comparison
Done with this confusable. These links stay specific to "alçapão" and "alcatrão".
- Full dictionary entry for "alçapão" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "alcatrão" - compare definitions side by side with the headword page. Word entry
- This pair ranks #676 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
- "alçapão" and "alcatrão" also get mixed up with nearby pairs, the highest-scored neighbour is "açafrão vs alcatrão". Nearby pair
Confusion rank #676 of 75,631 scored Portuguese pairs, corpus vintage 2026-09-03, not spelling advice.