porcovspotroWhich spelling fits?

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

Which to use

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

#5,878
“porco” frequency rank
#33,548
“potro” frequency rank
39426
confusion score

Side-by-Side Comparison

Feature porco potro
Definition que é muito sujo, imundo denominação dada ao cavalo do nascimento até a troca dos dentes de leite por volta do quarto ano de idade; animal novo

Where the eye mixes porco and potro

Muted = shared; highlighted = the visual trap. They share 4 letters in sequence. porco and potro follow the identical consonant-vowel pattern (CVCCV). Same shape at a glance is often the real trap, independent of shared letters.

5 ch
porco
5 ch
potro

Look-alike desk: porco vs potro

These two trip readers on the page rather than in the ear: porco is /ˈpoɾ.ku/ while potro is /ˈpo.tɾu/. Spoken aloud the problem disappears. In writing it persists, because they share most of their letters but differ in 2 positions, and the parts of speech differ too (adjective vs noun), which is usually the fastest check. Our composite confusion score for this pair is 39426, derived from the frequency rank of both members and their visual similarity.

porco is recorded at frequency rank #5,878, classified as anadj, pronounced /ˈpoɾ.ku/. 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 39426, this pair ranks #26,818 of 75,631 scored Portuguese confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of porco vs potro

Shared letters: opr. Private to "porco": c. Private to "potro": t.

"porco" · 5 letters · shape CVCCV  ·  "potro" · 5 letters · shape CVCCV

Known mistypes of this pair

  • porco ← oprco · pocro · porcco · poroc · porrco · pporco · proco
  • potro ← optro · potor · potrro · pottro · ppotro · ptoro

Frequently Asked Questions

Can "porco" and "potro" be used interchangeably?
No - they are not even the same part of speech. "porco" is an adjective and "potro" a noun, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "porco" or "potro"?
"porco" is the more common of the two: it sits at frequency rank #5,878 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.

Useful next steps

Visual near-miss handled. Browse the word pages or a neighbour when the next look-alike shows up.

  • Full dictionary entry for "porco" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "potro" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #26,818 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
  • "porco" and "potro" also get mixed up with nearby pairs, the highest-scored neighbour is "pomo vs potro". 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 #26,818 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