Which to use
“pasto” and “pistão” are a confusable Portuguese pair: similar on the page, but distinct in meaning, check the gloss before you choose.
- #23,436
- “pasto” frequency rank
- #26,846
- “pistão” frequency rank
- 50282
- confusion score
Side-by-Side Comparison
| Feature | pasto | pistão |
|---|---|---|
| Definition | ato de pastar | peça cilíndrica normalmente feita de alumínio ou liga de alumínio, que se move longitudinalmente no interior do cilindro dos motores de explosão |
Where the eye mixes pasto and pistão
Muted = shared; highlighted = the visual trap. They share 4 letters in sequence. pasto runs 5 letters (CVCCV) against pistão's 6 (CVCCVV) - the length gap alone is often enough to separate them once you know to check it.
Look-alike desk: pasto vs pistão
A purely visual mix-up. pasto (/ˈpaʃ.tu/) and pistão (/piʃ.ˈtɐ̃w̃/) are said differently, so reading them aloud is the quickest way to catch the wrong one. On the page they stay close: they differ by 1 letter(s) in length. Our composite confusion score for this pair is 50282, derived from the frequency rank of both members and their visual similarity.
pasto is recorded at frequency rank #23,436, classified as anoun, pronounced /ˈpaʃ.tu/. pistão is at rank #26,846, tagged as anoun, pronounced /piʃ.ˈtɐ̃w̃/.
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 50282, this pair ranks #14,694 of 75,631 scored Portuguese confusable pairs - among the most confusable pairs.
Orthographic DNA of pasto vs pistão
Shared letters: opst. Private to "pasto": a. Private to "pistão": iã.
"pasto" · 5 letters · shape CVCCV · "pistão" · 6 letters · shape CVCCVV
Known mistypes of this pair
- pasto ← apsto · pasot · passto · pastto · patso · ppasto · psato
Frequently Asked Questions
Do "pasto" and "pistão" mean the same thing in a sentence?
In ordinary Portuguese text, does "pasto" or "pistão" show up more?
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 "pasto" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "pistão" - compare definitions side by side with the headword page. Word entry
- This pair ranks #14,694 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
- "pasto" and "pistão" also get mixed up with nearby pairs, the highest-scored neighbour is "pastar vs pistão". 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 #14,694 of 75,631 scored Portuguese pairs, corpus vintage 2026-09-03, not spelling advice.