Which to use
“vacilar” and “vacunar” are a confusable Spanish pair: similar on the page, but distinct in meaning, check the gloss before you choose.
- #38,440
- “vacilar” frequency rank
- #36,353
- “vacunar” frequency rank
- 74793
- confusion score
Side-by-Side Comparison
| Feature | vacilar | vacunar |
|---|---|---|
| Definition | Moverse con inseguridad, sin paso firme o de modo indeterminado. | Inocular con el virus CPXV, causante de la viruela bovina, para inmunizar contra la viruela. |
Where the eye mixes vacilar and vacunar
Muted = shared; highlighted = the visual trap. They share 5 letters in sequence.
Why the eye confuses vacilar with vacunar
A purely visual mix-up. vacilar ([basiˈlaɾ]) and vacunar ([bakuˈnaɾ]) are said differently, so reading them aloud is the quickest way to catch the wrong one. On the page they stay close: they share most of their letters but differ in 2 positions. Our composite confusion score for this pair is 74793, derived from the frequency rank of both members and their visual similarity.
vacilar is recorded at frequency rank #38,440, classified as averb, pronounced [basiˈlaɾ]. vacunar is at rank #36,353, tagged as averb, pronounced [bakuˈnaɾ].
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 74793, this pair ranks #20,687 of 323,831 scored Spanish confusable pairs - among the most confusable pairs.
Orthographic DNA of vacilar vs vacunar
Shared letters: acrv. Private to "vacilar": il. Private to "vacunar": nu.
"vacilar" · 7 letters · shape CVCVCVC · "vacunar" · 7 letters · shape CVCVCVC
Known mistypes of this pair
Frequently Asked Questions
Can "vacilar" and "vacunar" be used interchangeably?
In ordinary Spanish text, does "vacilar" or "vacunar" show up more?
What to do next
Pronunciation already separates them, if the page still looks alike, the dictionary links below settle it.
- Full dictionary entry for "vacilar" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "vacunar" - compare definitions side by side with the headword page. Word entry
- This pair ranks #20,687 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
- "vacilar" and "vacunar" also get mixed up with nearby pairs, the highest-scored neighbour is "vacila vs vacilar". 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 #20,687 of 323,831 scored Spanish pairs, corpus vintage 2026-09-03, not spelling advice.