Which to use
“pena” is a noun and “penosa” is an adjective - they look or sound alike but fill different roles in a sentence.
- #616
- “pena” frequency rank
- #28,869
- “penosa” frequency rank
- 29485
- confusion score
Side-by-Side Comparison
| Feature | pena | penosa |
|---|---|---|
| Definition | Castigo impuesto por autoridad legítima a quien ha cometido un delito o falta. | Forma del femenino de penoso. |
Where the eye mixes pena and penosa
Muted = shared; highlighted = the visual trap. They share 4 letters in sequence.
Why the eye confuses pena with penosa
These two trip readers on the page rather than in the ear: pena is [ˈpena] while penosa is [peˈnosa]. Spoken aloud the problem disappears. In writing it persists, because they differ by 2 letter(s) in length, and the parts of speech differ too (noun vs adjective), which is usually the fastest check. Our composite confusion score for this pair is 29485, derived from the frequency rank of both members and their visual similarity.
pena is recorded at frequency rank #616, classified as anoun, pronounced [ˈpena]. penosa is at rank #28,869, tagged as anadj, pronounced [peˈnosa].
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 29485, this pair ranks #216,770 of 323,831 scored Spanish confusable pairs - roughly mid-pack for confusability.
Orthographic DNA of pena vs penosa
Shared letters: aenp. Private to "pena": -. Private to "penosa": os.
"pena" · 4 letters · shape CVCV · "penosa" · 6 letters · shape CVCVCV
Known mistypes of this pair
Frequently Asked Questions
Is swapping "pena" for "penosa" ever safe?
Which is more common, "pena" or "penosa"?
After this comparison
Visual near-miss handled. Browse the word pages or a neighbour when the next look-alike shows up.
- Full dictionary entry for "pena" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "penosa" - compare definitions side by side with the headword page. Word entry
- This pair ranks #216,770 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
- "pena" and "penosa" also get mixed up with nearby pairs, the highest-scored neighbour is "penca vs penosa". 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 #216,770 of 323,831 scored Spanish pairs, corpus vintage 2026-09-03, not spelling advice.