açafrãovsalcatrãoWhich spelling fits?

Which to use

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

#34,154
“açafrão” frequency rank
#40,408
“alcatrão” frequency rank
74562
confusion score

Side-by-Side Comparison

Feature açafrão alcatrão
Definition planta da família das Iridáceas de cujas flores se extrai um pó amarelo-alaranjado utilizado em culinária ou como corante; seu nome científico é Crocus sativus 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: açafrão vs alcatrão

Shared letters muted; letters that set açafrão and alcatrão apart highlighted. Shared run: 5. açafrão runs 7 letters (VCVCCVV) against alcatrão's 8 (VCCVCCVV) - the length gap alone is often enough to separate them once you know to check it.

7 ch
açafrão
8 ch
alcatrão

Pair insight - açafrão / alcatrão

açafrão 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 74562, derived from the frequency rank of both members and their visual similarity.

açafrão is recorded at frequency rank #34,154, classified as anoun, pronounced /ɐ.sɐ.ˈfɾɐ̃w̃/. 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 74562, this pair ranks #2,497 of 75,631 scored Portuguese confusable pairs - among the most confusable pairs.

Orthographic DNA of açafrão vs alcatrão

Shared letters: aorã. Private to "açafrão": fç. Private to "alcatrão": clt.

"açafrão" · 7 letters · shape VCVCCVV  ·  "alcatrão" · 8 letters · shape VCCVCCVV

Frequently Asked Questions

Do "açafrão" and "alcatrão" mean the same thing in a sentence?
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, "açafrão" or "alcatrão"?
"açafrão" is the more common of the two: it sits at frequency rank #34,154 in our Portuguese list, against #40,408 for "alcatrão". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Useful next steps

You've compared "açafrão" and "alcatrão". Here's where to go from here.

  • Full dictionary entry for "açafrão" 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 #2,497 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
  • "açafrão" and "alcatrão" also get mixed up with nearby pairs, the highest-scored neighbour is "alçapão vs alcatrão". Nearby pair

Confusion rank #2,497 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