fitovsfusoConfusable pair

Quick tell: fito is a adjective, fuso is a noun, so they fill different roles in a sentence.

Which to use

“fito” is an adjective and “fuso” is a noun - they look or sound alike but fill different roles in a sentence.

#35,597
“fito” frequency rank
#20,614
“fuso” frequency rank
56211
confusion score

Side-by-Side Comparison

Feature fito fuso
Definition erguido, direito seção de superfície esférica compreendida entre dois semi-círculos de uma esfera

Where the eye mixes fito and fuso

Muted = shared; highlighted = the visual trap. They share 2 letters in sequence. fito and fuso follow the identical consonant-vowel pattern (CVCV). Same shape at a glance is often the real trap, independent of shared letters.

4 ch
fito
4 ch
fuso

Visual trap between fito and fuso

These two trip readers on the page rather than in the ear: fito is /ˈfi.tu/ while fuso is /ˈfu.zu/. Spoken aloud the problem disappears. In writing it persists, because they share most of their letters but differ in 2 positions, and the parts of speech differ too (adjective vs noun), which is usually the fastest check. Our composite confusion score for this pair is 56211, derived from the frequency rank of both members and their visual similarity.

fito is recorded at frequency rank #35,597, classified as anadj, pronounced /ˈfi.tu/. fuso is at rank #20,614, tagged as anoun, pronounced /ˈfu.zu/.

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 56211, this pair ranks #10,111 of 75,631 scored Portuguese confusable pairs - among the most confusable pairs.

Orthographic DNA of fito vs fuso

Shared letters: fo. Private to "fito": it. Private to "fuso": su.

"fito" · 4 letters · shape CVCV  ·  "fuso" · 4 letters · shape CVCV

Known mistypes of this pair

  • fito ← ffito · fiot · fitto · ftio · ifto
  • fuso ← ffuso · fsuo · fuos · fusso · ufso

Frequently Asked Questions

Can "fito" and "fuso" be used interchangeably?
No - they are not even the same part of speech. "fito" is an adjective and "fuso" a noun, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "fito" or "fuso"?
"fuso" is the more common of the two: it sits at frequency rank #20,614 in our Portuguese list, against #35,597 for "fito". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

What to do next

Visual near-miss handled. Browse the word pages or a neighbour when the next look-alike shows up.

  • Full dictionary entry for "fito" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "fuso" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #10,111 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
  • "fito" and "fuso" also get mixed up with nearby pairs, the highest-scored neighbour is "filão vs fito". Nearby pair
  • Recorded mistypes exist for at least one side of this pair, useful when a spell-checker or OCR lands on the wrong form. See mistypes

Confusion rank #10,111 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