fiovsfitWhat's the difference?

Quick tell: fio is a noun, fit is an adjective, so they fill different roles in a sentence.

Which to use

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

#3,904
“fio” frequency rank
#21,187
“fit” frequency rank
25091
confusion score

Side-by-Side Comparison

Feature fio fit
Definition linha em boa forma

Letter map: fio vs fit

Shared letters muted; letters that set fio and fit apart highlighted. Shared run: 2.

3 ch
fio
3 ch
fit

Grammar separator: fio vs fit

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: fio is anoun and fitanadjective. On the page they differ by a single letter - o in “fio” becomes t in “fit”. Our composite confusion score for this pair is 25091, derived from the frequency rank of both members and their visual similarity.

fio is recorded at frequency rank #3,904, classified as anoun. fit is at rank #21,187, tagged as anadj.

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 25091, this pair ranks #44,308 of 75,631 scored Portuguese confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of fio vs fit

Shared letters: fi. Private to "fio": o. Private to "fit": t.

"fio" · 3 letters · shape CVV  ·  "fit" · 3 letters · shape CVC

Frequently Asked Questions

Do "fio" and "fit" mean the same thing in a sentence?
No - they are not even the same part of speech. "fio" is a noun and "fit" an adjective, so a sentence built for one is usually ungrammatical with the other.
In ordinary Portuguese text, does "fio" or "fit" show up more?
"fio" is the more common of the two: it sits at frequency rank #3,904 in our Portuguese list, against #21,187 for "fit". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

After this comparison

Done with this confusable. These links stay specific to "fio" and "fit".

  • Full dictionary entry for "fio" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "fit" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #44,308 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
  • "fio" and "fit" also get mixed up with nearby pairs, the highest-scored neighbour is "finta vs fit". Nearby pair

Confusion rank #44,308 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