fundovsfundosWhat's the difference?

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

Which to use

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

#850
“fundo” frequency rank
#2,272
“fundos” frequency rank
3122
confusion score

Side-by-Side Comparison

Feature fundo fundos
Definition que está abaixo da superfície ou do nível; que tem profundidade; que adentra a parte de uma casa, de um edifício oposta à fachada

Where the eye mixes fundo and fundos

Muted = shared; highlighted = the visual trap. They share 5 letters in sequence. fundo runs 5 letters (CVCCV) against fundos's 6 (CVCCVC) - the length gap alone is often enough to separate them once you know to check it.

5 ch
fundo
6 ch
fundos

Visual trap between fundo and fundos

These two trip readers on the page rather than in the ear: fundo is /ˈfũ.du/ while fundos is /ˈfũ.duʃ/. Spoken aloud the problem disappears. In writing it persists, because they differ by 1 extra letter(s) - “fundo” sits inside “fundos”, and the parts of speech differ too (adjective vs noun), which is usually the fastest check. Our composite confusion score for this pair is 3122, derived from the frequency rank of both members and their visual similarity.

fundo is recorded at frequency rank #850, classified as anadj, pronounced /ˈfũ.du/. fundos is at rank #2,272, tagged as anoun, pronounced /ˈfũ.duʃ/.

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 3122, this pair ranks #72,078 of 75,631 scored Portuguese confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of fundo vs fundos

Shared letters: dfnou. Private to "fundo": -. Private to "fundos": s.

"fundo" · 5 letters · shape CVCCV  ·  "fundos" · 6 letters · shape CVCCVC

Known mistypes of this pair

  • fundo ← ffundo · fnudo · fudno · funddo · funndo · funod · ufndo
  • fundos ← ffundos · fnudos · fudnos · funddos · fundoss · fundso · funndos · funods

Frequently Asked Questions

Can "fundo" and "fundos" be used interchangeably?
No - they are not even the same part of speech. "fundo" is an adjective and "fundos" a noun, so a sentence built for one is usually ungrammatical with the other.
Frequency check: "fundo" vs "fundos" - which ranks higher?
"fundo" is the more common of the two: it sits at frequency rank #850 in our Portuguese list, against #2,272 for "fundos". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

After this comparison

Pronunciation already separates them, if the page still looks alike, the dictionary links below settle it.

  • Full dictionary entry for "fundo" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "fundos" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #72,078 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
  • "fundo" and "fundos" also get mixed up with nearby pairs, the highest-scored neighbour is "finado vs fundo". 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 #72,078 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