Which to use
“penso” is an adjective and “pero” is a conjunction - they look or sound alike but fill different roles in a sentence.
- #1,253
- “penso” frequency rank
- #17,884
- “pero” frequency rank
- 19137
- confusion score
Side-by-Side Comparison
| Feature | penso | pero |
|---|---|---|
| Definition | inclinado; pendido ou de mau jeito | mas, porém |
Where the eye mixes penso and pero
Muted = shared; highlighted = the visual trap. They share 3 letters in sequence.
Why the eye confuses penso with pero
These two trip readers on the page rather than in the ear: penso is /ˈpẽ.su/ 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 (adjective vs conjunction), which is usually the fastest check. Our composite confusion score for this pair is 19137, derived from the frequency rank of both members and their visual similarity.
penso is recorded at frequency rank #1,253, classified as anadj, pronounced /ˈpẽ.su/. 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 19137, this pair ranks #51,680 of 75,631 scored Portuguese confusable pairs - roughly mid-pack for confusability.
Orthographic DNA of penso vs pero
Shared letters: eop. Private to "penso": ns. Private to "pero": r.
"penso" · 5 letters · shape CVCCV · "pero" · 4 letters · shape CVCV
Known mistypes of this pair
Frequently Asked Questions
Do "penso" and "pero" mean the same thing in a sentence?
In ordinary Portuguese text, does "penso" or "pero" show up more?
What to do next
Eye-level mix-up between "penso" and "pero" is sorted above. Next: full entries or other pairs that share a letter shape.
- Full dictionary entry for "penso" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "pero" - compare definitions side by side with the headword page. Word entry
- This pair ranks #51,680 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
- "penso" and "pero" also get mixed up with nearby pairs, the highest-scored neighbour is "pero vs pomo". 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 #51,680 of 75,631 scored Portuguese pairs, corpus vintage 2026-09-03, not spelling advice.