centovscertosConfusable pair

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

Which to use

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

#2,620
“cento” frequency rank
#2,359
“certos” frequency rank
4979
confusion score

Side-by-Side Comparison

Feature cento certos
Definition conjunto de cem unidades de alguma coisa plural de certo

Letter map: cento vs certos

Shared letters muted; letters that set cento and certos apart highlighted. Shared run: 4.

5 ch
cento
6 ch
certos

Role in the sentence - cento and certos

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: cento is anoun and certosanadjective. On the page they differ by 1 letter(s) in length. Our composite confusion score for this pair is 4979, derived from the frequency rank of both members and their visual similarity.

cento is recorded at frequency rank #2,620, classified as anoun. certos is at rank #2,359, tagged as anadj, pronounced /ˈsɛrtuʃ/.

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 4979, this pair ranks #69,752 of 75,631 scored Portuguese confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of cento vs certos

Shared letters: ceot. Private to "cento": n. Private to "certos": rs.

"cento" · 5 letters · shape CVCCV  ·  "certos" · 6 letters · shape CVCCVC

Known mistypes of this pair

  • centoccento · cennto · cenot · centto · cetno · cneto · ecnto
  • certosccertos · cerots · cerrtos · certoss · certso · certtos · cetros · cretos

Frequently Asked Questions

Can "cento" and "certos" be used interchangeably?
No - they are not even the same part of speech. "cento" is a noun and "certos" an adjective, so a sentence built for one is usually ungrammatical with the other.
Frequency check: "cento" vs "certos" - which ranks higher?
"certos" is the more common of the two: it sits at frequency rank #2,359 in our Portuguese list, against #2,620 for "cento". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Useful next steps

Done with this confusable. These links stay specific to "cento" and "certos".

  • Full dictionary entry for "cento" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "certos" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #69,752 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
  • "cento" and "certos" also get mixed up with nearby pairs, the highest-scored neighbour is "Ceres vs certos". 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 #69,752 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