Which to use
“vaca” is a noun and “vai” is a verb - they look or sound alike but fill different roles in a sentence.
- #5,447
- “vaca” frequency rank
- #39,008
- “vai” frequency rank
- 44455
- confusion score
Side-by-Side Comparison
| Feature | vaca | vai |
|---|---|---|
| Definition | (Bos taurus) Denominación común de la hembra de la especie bovina. | Tercera persona del singular (el, ela, vostede) del presente de indicativo de ir. |
Where the eye mixes vaca and vai
Muted = shared; highlighted = the visual trap. They share 2 letters in sequence.
Look-alike desk: vaca vs vai
These two trip readers on the page rather than in the ear: vaca is [ˈbaka] while vai is [ˈba̠j]. 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 (noun vs verb), which is usually the fastest check. Our composite confusion score for this pair is 44455, derived from the frequency rank of both members and their visual similarity.
vaca is recorded at frequency rank #5,447, classified as anoun, pronounced [ˈbaka]. vai is at rank #39,008, tagged as averb, pronounced [ˈba̠j].
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 44455, this pair ranks #136,968 of 323,831 scored Spanish confusable pairs - roughly mid-pack for confusability.
Orthographic DNA of vaca vs vai
Shared letters: av. Private to "vaca": c. Private to "vai": i.
"vaca" · 4 letters · shape CVCV · "vai" · 3 letters · shape CVV
Known mistypes of this pair
- vaca ← avca · vaac · vacca · vcaa · vvaca
Frequently Asked Questions
Is swapping "vaca" for "vai" ever safe?
In ordinary Spanish text, does "vaca" or "vai" 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 "vaca" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "vai" - compare definitions side by side with the headword page. Word entry
- This pair ranks #136,968 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
- "vaca" and "vai" also get mixed up with nearby pairs, the highest-scored neighbour is "vai vs VOR". 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 #136,968 of 323,831 scored Spanish pairs, corpus vintage 2026-09-03, not spelling advice.