pero vs potro, What's the Difference?

Which to use

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

#17,884
“pero” frequency rank: #33,548
“potro” frequency rank: 51432
confusion score

Side-by-Side Comparison

Feature	pero	potro
Definition	mas, porém	denominação dada ao cavalo do nascimento até a troca dos dentes de leite por volta do quarto ano de idade; animal novo

Where the spellings diverge

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

4 ch

pero

5 ch

potro

Spelling & Dictionary Insight

These two trip readers on the page rather than in the ear: pero is /ˈpe.ɾu/ while potro is /ˈpo.tɾu/. 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 (conjunction vs noun), which is usually the fastest check. Our composite confusion score for this pair is 51432, derived from the frequency rank of both members and their visual similarity.

pero is recorded at frequency rank #17,884, classified as aconj, pronounced /ˈpe.ɾu/. potro is at rank #33,548, tagged as anoun, pronounced /ˈpo.tɾu/.

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 51432, this pair ranks #13,610 of 75,631 scored Portuguese confusable pairs - among the most confusable pairs.

Orthographic DNA of pero vs potro

Shared letters: opr. Private to "pero": e. Private to "potro": t.

"pero" · 4 letters · shape CVCV · "potro" · 5 letters · shape CVCCV

Known mistypes of this pair

pero ← epro · peor · perro · ppero · preo
potro ← optro · potor · potrro · pottro · ppotro · ptoro

Frequency comparison

pero#17,884

potro#33,548

Source: FrequencyWords open word-frequency list

Frequently Asked Questions

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

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

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

"pero" is the more common of the two: it sits at frequency rank #17,884 in our Portuguese list, against #33,548 for "potro". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Remembering pero vs potro

The fastest way to pick the right one every time.

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