fiaçãovsfilãoConfusable pair

Which to use

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

#26,746
“fiação” frequency rank
#49,976
“filão” frequency rank
76722
confusion score

Side-by-Side Comparison

Feature fiação filão
Definition processo de transformação de fibras em fios para uso na tecelagem intrusão de rochas eruptivas em fendas

Letter map: fiação vs filão

Shared letters muted; letters that set fiação and filão apart highlighted. Shared run: 4.

6 ch
fiação
5 ch
filão

Pair insight - fiação / filão

fiação and filão 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 76722, derived from the frequency rank of both members and their visual similarity.

fiação is recorded at frequency rank #26,746, classified as anoun. filão is at rank #49,976, 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 76722, this pair ranks #2,036 of 75,631 scored Portuguese confusable pairs - among the most confusable pairs.

Orthographic DNA of fiação vs filão

Shared letters: fioã. Private to "fiação": . Private to "filão": l.

"fiação" · 6 letters · shape CVVCVV  ·  "filão" · 5 letters · shape CVCVV

Frequently Asked Questions

Is swapping "fiação" for "filão" 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.
Frequency check: "fiação" vs "filão" - which ranks higher?
"fiação" is the more common of the two: it sits at frequency rank #26,746 in our Portuguese list, against #49,976 for "filão". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

After this comparison

You've compared "fiação" and "filão". Here's where to go from here.

  • Full dictionary entry for "fiação" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "filão" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #2,036 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
  • "fiação" and "filão" also get mixed up with nearby pairs, the highest-scored neighbour is "filão vs finado". Nearby pair

Confusion rank #2,036 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