Which to use
“vacuna” is a noun and “vacunas” is an adjective - they look or sound alike but fill different roles in a sentence.
- #7,799
- “vacuna” frequency rank
- #9,380
- “vacunas” frequency rank
- 17179
- confusion score
Side-by-Side Comparison
| Feature | vacuna | vacunas |
|---|---|---|
| Definition | Sustancia orgánica o virus convenientemente preparado que, aplicado al organismo, hace que este reaccione contra él preservándolo de sucesivos contagios. | Forma del femenino plural de vacuno. |
Where the eye mixes vacuna and vacunas
Muted = shared; highlighted = the visual trap. They share 6 letters in sequence. vacuna runs 6 letters (CVCVCV) against vacunas's 7 (CVCVCVC) - the length gap alone is often enough to separate them once you know to check it.
Look-alike desk: vacuna vs vacunas
These two trip readers on the page rather than in the ear: vacuna is [baˈkuna] while vacunas is [baˈkunas]. Spoken aloud the problem disappears. In writing it persists, because they differ by 1 extra letter(s) - “vacuna” sits inside “vacunas”, and the parts of speech differ too (noun vs adjective), which is usually the fastest check. Our composite confusion score for this pair is 17179, derived from the frequency rank of both members and their visual similarity.
vacuna is recorded at frequency rank #7,799, classified as anoun, pronounced [baˈkuna]. vacunas is at rank #9,380, tagged as anadj, pronounced [baˈkunas].
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 17179, this pair ranks #273,234 of 323,831 scored Spanish confusable pairs - a relatively easy-to-tell-apart pair.
Orthographic DNA of vacuna vs vacunas
Shared letters: acnuv. Private to "vacuna": -. Private to "vacunas": s.
"vacuna" · 6 letters · shape CVCVCV · "vacunas" · 7 letters · shape CVCVCVC
Known mistypes of this pair
Frequently Asked Questions
Can "vacuna" and "vacunas" be used interchangeably?
Which is more common, "vacuna" or "vacunas"?
What to do next
Visual near-miss handled. Browse the word pages or a neighbour when the next look-alike shows up.
- Full dictionary entry for "vacuna" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "vacunas" - compare definitions side by side with the headword page. Word entry
- This pair ranks #273,234 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
- "vacuna" and "vacunas" also get mixed up with nearby pairs, the highest-scored neighbour is "vacunado vs vacunas". 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 #273,234 of 323,831 scored Spanish pairs, corpus vintage 2026-09-03, not spelling advice.