filãovsfusãoTell them apart

Which to use

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

#49,976
“filão” frequency rank
#6,886
“fusão” frequency rank
56862
confusion score

Side-by-Side Comparison

Feature filão fusão
Definition intrusão de rochas eruptivas em fendas o fato de fundir

Letter map: filão vs fusão

Shared letters muted; letters that set filão and fusão apart highlighted. Shared run: 3. filão and fusão follow the identical consonant-vowel pattern (CVCVV). Same shape at a glance is often the real trap, independent of shared letters.

5 ch
filão
5 ch
fusão

Spelling & dictionary notes on filão vs fusão

filão and fusão 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 56862, derived from the frequency rank of both members and their visual similarity.

filão is recorded at frequency rank #49,976, classified as anoun. fusão is at rank #6,886, tagged as anoun, pronounced /fu.ˈzɐ̃w̃/.

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 56862, this pair ranks #9,691 of 75,631 scored Portuguese confusable pairs - among the most confusable pairs.

Orthographic DNA of filão vs fusão

Shared letters: foã. Private to "filão": il. Private to "fusão": su.

"filão" · 5 letters · shape CVCVV  ·  "fusão" · 5 letters · shape CVCVV

Frequently Asked Questions

Do "filão" and "fusão" 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.
Which is more common, "filão" or "fusão"?
"fusão" is the more common of the two: it sits at frequency rank #6,886 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.

Useful next steps

Pair "filão" vs "fusão" is on the table, pick a follow-up below.

  • Full dictionary entry for "filão" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "fusão" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #9,691 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
  • "filão" and "fusão" also get mixed up with nearby pairs, the highest-scored neighbour is "filão vs finado". Nearby pair

Confusion rank #9,691 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