forrovsfórumWhich spelling fits?

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

Which to use

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

#22,330
“forro” frequency rank
#2,428
“fórum” frequency rank
24758
confusion score

Side-by-Side Comparison

Feature forro fórum
Definition que teve alforria, liberto da escravidão, aforriado prédio que abriga as instalações do Poder Judiciário em uma determinada comarca

Letter map: forro vs fórum

Shared letters muted; letters that set forro and fórum apart highlighted. Shared run: 2.

5 ch
forro
5 ch
fórum

Grammar separator: forro vs fórum

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: forro is anadjective and fórumanoun. On the page they share most of their letters but differ in 3 positions. Our composite confusion score for this pair is 24758, derived from the frequency rank of both members and their visual similarity.

forro is recorded at frequency rank #22,330, classified as anadj, pronounced /ˈfo.Ru/. fórum is at rank #2,428, tagged as anoun.

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 24758, this pair ranks #44,758 of 75,631 scored Portuguese confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of forro vs fórum

Shared letters: fr. Private to "forro": o. Private to "fórum": muó.

"forro" · 5 letters · shape CVCCV  ·  "fórum" · 5 letters · shape CVCVC

Known mistypes of this pair

  • forrofforro · foror · froro · ofrro

Frequently Asked Questions

Can "forro" and "fórum" be used interchangeably?
No - they are not even the same part of speech. "forro" is an adjective and "fórum" a noun, so a sentence built for one is usually ungrammatical with the other.
In ordinary Portuguese text, does "forro" or "fórum" show up more?
"fórum" is the more common of the two: it sits at frequency rank #2,428 in our Portuguese list, against #22,330 for "forro". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Useful next steps

Pair "forro" vs "fórum" is on the table, pick a follow-up below.

  • Full dictionary entry for "forro" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "fórum" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #44,758 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
  • "forro" and "fórum" also get mixed up with nearby pairs, the highest-scored neighbour is "forro vs fosco". 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 #44,758 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