vacavsvaiarWhat's the difference?

Quick tell: vaca is a noun, vaiar is a verb, so they fill different roles in a sentence.

Which to use

“vaca” is a noun and “vaiar” is a verb - they look or sound alike but fill different roles in a sentence.

#4,687
“vaca” frequency rank
#38,530
“vaiar” frequency rank
43217
confusion score

Side-by-Side Comparison

Feature vaca vaiar
Definition feminino de boi dar vaias; apupar

Where the spellings diverge

Shared letters are muted; the letters that actually set vaca and vaiar apart are highlighted. They share 3 letters in sequence, which is exactly why the eye skips the difference.

4 ch
vaca
5 ch
vaiar

Spelling & Dictionary Insight

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: vaca is anoun and vaiaraverb. On the page they differ by 1 letter(s) in length. Our composite confusion score for this pair is 43217, derived from the frequency rank of both members and their visual similarity.

vaca is recorded at frequency rank #4,687, classified as anoun, pronounced [ˈväkɐ]. vaiar is at rank #38,530, tagged as averb.

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 43217, this pair ranks #22,449 of 75,631 scored Portuguese confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of vaca vs vaiar

Shared letters: av. Private to "vaca": c. Private to "vaiar": ir.

"vaca" · 4 letters · shape CVCV  ·  "vaiar" · 5 letters · shape CVVVC

Known mistypes of this pair

  • vacaavca · vaac · vacca · vcaa · vvaca
  • vaiaraviar · vaair · vaiarr · vaira · viaar · vvaiar

Frequency comparison

vaca#4,687
vaiar#38,530

Source: FrequencyWords open word-frequency list

Frequently Asked Questions

Can "vaca" and "vaiar" be used interchangeably?
No - they are not even the same part of speech. "vaca" is a noun and "vaiar" a verb, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "vaca" or "vaiar"?
"vaca" is the more common of the two: it sits at frequency rank #4,687 in our Portuguese list, against #38,530 for "vaiar". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Remembering vaca vs vaiar

The fastest way to pick the right one every time.

  • Check the role first: if you need a noun, it's “vaca”; for a verb, it's “vaiar”.
  • See each word in full, definition, IPA, etymology and its other confusables. Full “vaca” entry
  • Browse more pairs most likely to be confused. Most confusable

Source: Wiktionary (via kaikki.org) Structured Wiktionary extract

Source: FrequencyWords open word-frequency list