Which to use
“viruela” is a noun and “vuela” is a verb - they look or sound alike but fill different roles in a sentence.
- #25,090
- “viruela” frequency rank
- #8,603
- “vuela” frequency rank
- 33693
- confusion score
Side-by-Side Comparison
| Feature | viruela | vuela |
|---|---|---|
| Definition | Enfermedad infecciosa grave, contagiosa que en algunos casos puede causar la muerte. No hay tratamiento especial para la viruela y la única forma de prevención es la vacunación. La viruela es causada por el virus variola que surgió en poblaciones humanas miles de años atrás. Excepto por las reservas en algunos laboratorios, el virus variola está eliminado. | Tercera persona del singular (él, ella, ello; usted, 2.ª persona) del presente de indicativo de volar. |
Where the eye mixes viruela and vuela
Muted = shared; highlighted = the visual trap. They share 5 letters in sequence. viruela runs 7 letters (CVCVVCV) against vuela's 5 (CVVCV) - the length gap alone is often enough to separate them once you know to check it.
Look-alike desk: viruela vs vuela
These two trip readers on the page rather than in the ear: viruela is [biˈɾwela] while vuela is [ˈbwela]. 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 verb), which is usually the fastest check. Our composite confusion score for this pair is 33693, derived from the frequency rank of both members and their visual similarity.
viruela is recorded at frequency rank #25,090, classified as anoun, pronounced [biˈɾwela]. vuela is at rank #8,603, tagged as averb, pronounced [ˈbwela].
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 33693, this pair ranks #195,414 of 323,831 scored Spanish confusable pairs - roughly mid-pack for confusability.
Orthographic DNA of viruela vs vuela
Shared letters: aeluv. Private to "viruela": ir. Private to "vuela": -.
"viruela" · 7 letters · shape CVCVVCV · "vuela" · 5 letters · shape CVVCV
Known mistypes of this pair
Frequently Asked Questions
Do "viruela" and "vuela" mean the same thing in a sentence?
In ordinary Spanish text, does "viruela" or "vuela" show up more?
Useful next steps
Pronunciation already separates them, if the page still looks alike, the dictionary links below settle it.
- Full dictionary entry for "viruela" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "vuela" - compare definitions side by side with the headword page. Word entry
- This pair ranks #195,414 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
- "viruela" and "vuela" also get mixed up with nearby pairs, the highest-scored neighbour is "vuela vs vuelas". 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 #195,414 of 323,831 scored Spanish pairs, corpus vintage 2026-09-03, not spelling advice.