Which to use
“vai” is an adjective and “vas” is a noun - they look or sound alike but fill different roles in a sentence.
- #49
- “vai” frequency rank
- #38,077
- “vas” frequency rank
- 38126
- confusion score
Side-by-Side Comparison
| Feature | vai | vas |
|---|---|---|
| Definition | relativo aos vais | vaso |
Letter map: vai vs vas
Shared letters muted; letters that set vai and vas apart highlighted. Shared run: 2.
Part-of-speech tell for vai / vas
Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: vai is anadjective and vasanoun. On the page they differ by a single letter - i in “vai” becomes s in “vas”. Our composite confusion score for this pair is 38126, derived from the frequency rank of both members and their visual similarity.
vai is recorded at frequency rank #49, classified as anadj, pronounced /ˈvaj/. vas is at rank #38,077, tagged as anoun.
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 38126, this pair ranks #28,388 of 75,631 scored Portuguese confusable pairs - roughly mid-pack for confusability.
Orthographic DNA of vai vs vas
Shared letters: av. Private to "vai": i. Private to "vas": s.
"vai" · 3 letters · shape CVV · "vas" · 3 letters · shape CVC
Frequently Asked Questions
Is swapping "vai" for "vas" ever safe?
Frequency check: "vai" vs "vas" - which ranks higher?
After this comparison
Done with this confusable. These links stay specific to "vai" and "vas".
- Full dictionary entry for "vai" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "vas" - compare definitions side by side with the headword page. Word entry
- This pair ranks #28,388 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
- "vai" and "vas" also get mixed up with nearby pairs, the highest-scored neighbour is "vas vs vet". Nearby pair
Confusion rank #28,388 of 75,631 scored Portuguese pairs, corpus vintage 2026-09-03, not spelling advice.