peitovsprimoWhat's the difference?

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

Which to use

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

#2,695
“peito” frequency rank
#2,792
“primo” frequency rank
5487
confusion score

Side-by-Side Comparison

Feature peito primo
Definition parte do corpo humano onde ficam as glândulas mamárias, maior no corpo feminino devido ao desenvolvimento das referidas glândulas tipo de número que só é divisível por um e por si mesmo

Letter map: peito vs primo

Shared letters muted; letters that set peito and primo apart highlighted. Shared run: 3.

5 ch
peito
5 ch
primo

Part-of-speech tell for peito / primo

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: peito is anoun and primoanadjective. On the page they share most of their letters but differ in 2 positions. Our composite confusion score for this pair is 5487, derived from the frequency rank of both members and their visual similarity.

peito is recorded at frequency rank #2,695, classified as anoun, pronounced /ˈpɐj.tu/. primo is at rank #2,792, 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 5487, this pair ranks #69,121 of 75,631 scored Portuguese confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of peito vs primo

Shared letters: iop. Private to "peito": et. Private to "primo": mr.

"peito" · 5 letters · shape CVVCV  ·  "primo" · 5 letters · shape CCVCV

Known mistypes of this pair

  • peitoepito · peiot · peitto · petio · pieto · ppeito
  • primopirmo · pprimo · primmo · priom · prmio · prrimo · rpimo

Frequently Asked Questions

Can "peito" and "primo" be used interchangeably?
No - they are not even the same part of speech. "peito" is a noun and "primo" an adjective, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "peito" or "primo"?
"peito" is the more common of the two: it sits at frequency rank #2,695 in our Portuguese list, against #2,792 for "primo". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

What to do next

You've compared "peito" and "primo". Here's where to go from here.

  • Full dictionary entry for "peito" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "primo" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #69,121 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
  • "peito" and "primo" also get mixed up with nearby pairs, the highest-scored neighbour is "peito vs Pluto". 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 #69,121 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