Which to use
“áspero” is an adjective and “astro” is a noun - they look or sound alike but fill different roles in a sentence.
- #26,677
- “áspero” frequency rank
- #19,035
- “astro” frequency rank
- 45712
- confusion score
Side-by-Side Comparison
| Feature | áspero | astro |
|---|---|---|
| Definition | De superficie desigual o irregular, de tal manera de ofrecer mucha fricción al tacto | Cualquier cuerpo ubicado en el espacio exterior, especialmente aquellos que por su gran volumen son visibles en el cielo desde la superficie terrestre. |
Where the eye mixes áspero and astro
Muted = shared; highlighted = the visual trap. They share 3 letters in sequence. áspero runs 6 letters (VCCVCV) against astro's 5 (VCCCV) - the length gap alone is often enough to separate them once you know to check it.
Visual trap between áspero and astro
These two trip readers on the page rather than in the ear: áspero is [ˈaspeɾo] while astro is [ˈast̪ɾo]. 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 noun), which is usually the fastest check. Our composite confusion score for this pair is 45712, derived from the frequency rank of both members and their visual similarity.
áspero is recorded at frequency rank #26,677, classified as anadj, pronounced [ˈaspeɾo]. astro is at rank #19,035, tagged as anoun, pronounced [ˈast̪ɾo].
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 45712, this pair ranks #129,857 of 323,831 scored Spanish confusable pairs - roughly mid-pack for confusability.
Orthographic DNA of áspero vs astro
Shared letters: ors. Private to "áspero": epá. Private to "astro": at.
"áspero" · 6 letters · shape VCCVCV · "astro" · 5 letters · shape VCCCV
Known mistypes of this pair
- astro ← asrto · asstro · astor · astrro · asttro · atsro · satro
Frequently Asked Questions
Is swapping "áspero" for "astro" ever safe?
In ordinary Spanish text, does "áspero" or "astro" show up more?
What to do next
Eye-level mix-up between "áspero" and "astro" is sorted above. Next: full entries or other pairs that share a letter shape.
- Full dictionary entry for "áspero" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "astro" - compare definitions side by side with the headword page. Word entry
- This pair ranks #129,857 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
- "áspero" and "astro" also get mixed up with nearby pairs, the highest-scored neighbour is "áspero vs aspire". 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 #129,857 of 323,831 scored Spanish pairs, corpus vintage 2026-09-03, not spelling advice.