peido vs pero, What's the Difference?

Which to use

“peido” is a noun and “pero” is a conjunction - they look or sound alike but fill different roles in a sentence.

#26,836
“peido” frequency rank: #17,884
“pero” frequency rank: 44720
confusion score

Side-by-Side Comparison

Feature	peido	pero
Definition	gases intestinais, mais ou menos ruidosos, expelidos pelo ânus; flato	mas, porém

Where the spellings diverge

Shared letters are muted; the letters that actually set peido and pero apart are highlighted. They share 3 letters in sequence, which is exactly why the eye skips the difference.

5 ch

peido

4 ch

pero

Spelling & Dictionary Insight

These two trip readers on the page rather than in the ear: peido is /ˈpɐj.du/ while pero is /ˈpe.ɾu/. Spoken aloud the problem disappears. In writing it persists, because they differ by 1 letter(s) in length, and the parts of speech differ too (noun vs conjunction), which is usually the fastest check. Our composite confusion score for this pair is 44720, derived from the frequency rank of both members and their visual similarity.

peido is recorded at frequency rank #26,836, classified as anoun, pronounced /ˈpɐj.du/. pero is at rank #17,884, tagged as aconj, pronounced /ˈpe.ɾu/.

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 44720, this pair ranks #20,707 of 75,631 scored Portuguese confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of peido vs pero

Shared letters: eop. Private to "peido": di. Private to "pero": r.

"peido" · 5 letters · shape CVVCV · "pero" · 4 letters · shape CVCV

Known mistypes of this pair

peido ← epido · pedio · peiod · piedo · ppeido
pero ← epro · peor · perro · ppero · preo

Frequency comparison

peido#26,836

pero#17,884

Source: FrequencyWords open word-frequency list

Frequently Asked Questions

Can "peido" and "pero" be used interchangeably?

No - they are not even the same part of speech. "peido" is a noun and "pero" a conjunction, so a sentence built for one is usually ungrammatical with the other.

Which is more common, "peido" or "pero"?

"pero" is the more common of the two: it sits at frequency rank #17,884 in our Portuguese list, against #26,836 for "peido". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Remembering peido vs pero

The fastest way to pick the right one every time.

Check the role first: if you need a noun, it's “peido”; for a conjunction, it's “pero”.
See each word in full, definition, IPA, etymology and its other confusables. Full “peido” entry
Browse more pairs most likely to be confused. Most confusable