fiaçãovsfunçãoWhat's the difference?

Which to use

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

#26,746
“fiação” frequency rank
#1,146
“função” frequency rank
27892
confusion score

Side-by-Side Comparison

Feature fiação função
Definition processo de transformação de fibras em fios para uso na tecelagem ação própria de uma máquina ou organismo

Letter map: fiação vs função

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

6 ch
fiação
6 ch
função

Pair insight - fiação / função

fiação and função 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 2 positions. Our composite confusion score for this pair is 27892, derived from the frequency rank of both members and their visual similarity.

fiação is recorded at frequency rank #26,746, classified as anoun. função is at rank #1,146, tagged as anoun, pronounced /fũ.ˈsɐ̃w̃/.

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 27892, this pair ranks #41,020 of 75,631 scored Portuguese confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of fiação vs função

Shared letters: foãç. Private to "fiação": ai. Private to "função": nu.

"fiação" · 6 letters · shape CVVCVV  ·  "função" · 6 letters · shape CVCCVV

Frequently Asked Questions

Do "fiação" and "função" mean the same thing in a sentence?
No. They share most of their letters but differ in 2 positions, but the dictionary glosses above give them different meanings, so swapping one for the other changes what the sentence says.
Frequency check: "fiação" vs "função" - which ranks higher?
"função" is the more common of the two: it sits at frequency rank #1,146 in our Portuguese list, against #26,746 for "fiação". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

After this comparison

Done with this confusable. These links stay specific to "fiação" and "função".

  • Full dictionary entry for "fiação" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "função" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #41,020 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
  • "fiação" and "função" also get mixed up with nearby pairs, the highest-scored neighbour is "fiação vs filão". Nearby pair

Confusion rank #41,020 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