fiaçãovsfiançaConfusable pair

Which to use

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

#26,746
“fiação” frequency rank
#9,681
“fiança” frequency rank
36427
confusion score

Side-by-Side Comparison

Feature fiação fiança
Definition processo de transformação de fibras em fios para uso na tecelagem caução

Letter map: fiação vs fiança

Shared letters muted; letters that set fiação and fiança apart highlighted. Shared run: 4. fiação (CVVCVV) and fiança (CVVCCV) run the same length but a different consonant-vowel pattern - the shape difference is usually the fastest tell.

6 ch
fiação
6 ch
fiança

Spelling & dictionary notes on fiação vs fiança

fiação and fiança 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 share most of their letters but differ in 3 positions. Our composite confusion score for this pair is 36427, derived from the frequency rank of both members and their visual similarity.

fiação is recorded at frequency rank #26,746, classified as anoun. fiança is at rank #9,681, tagged as anoun, pronounced /ˈfjɐ̃.sɐ/.

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 36427, this pair ranks #30,385 of 75,631 scored Portuguese confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of fiação vs fiança

Shared letters: afiç. Private to "fiação": . Private to "fiança": n.

"fiação" · 6 letters · shape CVVCVV  ·  "fiança" · 6 letters · shape CVVCCV

Frequently Asked Questions

Is swapping "fiação" for "fiança" ever safe?
No. They share most of their letters but differ in 3 positions, but the dictionary glosses above give them different meanings, so swapping one for the other changes what the sentence says.
Which is more common, "fiação" or "fiança"?
"fiança" is the more common of the two: it sits at frequency rank #9,681 in our Portuguese list, against #26,746 for "fiação". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

After this comparison

Pair "fiação" vs "fiança" is on the table, pick a follow-up below.

  • Full dictionary entry for "fiação" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "fiança" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #30,385 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
  • "fiação" and "fiança" also get mixed up with nearby pairs, the highest-scored neighbour is "fiação vs filão". Nearby pair

Confusion rank #30,385 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