vi vs vox, What's the Difference?

Which to use

“vi” is a pronoun and “vox” is a noun - they look or sound alike but fill different roles in a sentence.

#339
“vi” frequency rank: #21,338
“vox” frequency rank: 21677
confusion score

Side-by-Side Comparison

Feature	vi	vox
Definition	tu, você, pronome da segunda pessoa do singular	voz

Where the eye mixes vi and vox

Muted = shared; highlighted = the visual trap. They share 1 letter in sequence.

2 ch

3 ch

vox

Why the eye confuses vi with vox

These two trip readers on the page rather than in the ear: vi is /'vi/ while vox is /wo:ks/. 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 (pronoun vs noun), which is usually the fastest check. Our composite confusion score for this pair is 21677, derived from the frequency rank of both members and their visual similarity.

vi is recorded at frequency rank #339, classified as apron, pronounced /'vi/. vox is at rank #21,338, tagged as anoun, pronounced /wo:ks/.

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 21677, this pair ranks #48,515 of 75,631 scored Portuguese confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of vi vs vox

Shared letters: v. Private to "vi": i. Private to "vox": ox.

"vi" · 2 letters · shape CV · "vox" · 3 letters · shape CVC

Frequently Asked Questions

Do "vi" and "vox" mean the same thing in a sentence?

No - they are not even the same part of speech. "vi" is a pronoun and "vox" a noun, so a sentence built for one is usually ungrammatical with the other.

In ordinary Portuguese text, does "vi" or "vox" show up more?

"vi" is the more common of the two: it sits at frequency rank #339 in our Portuguese list, against #21,338 for "vox". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

What to do next

Eye-level mix-up between "vi" and "vox" is sorted above. Next: full entries or other pairs that share a letter shape.

Full dictionary entry for "vi" with definition, IPA, and generated misspellings. Word entry
Full dictionary entry for "vox" - compare definitions side by side with the headword page. Word entry
This pair ranks #48,515 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
"vi" and "vox" also get mixed up with nearby pairs, the highest-scored neighbour is "vet vs vox". Nearby pair

Confusion rank #48,515 of 75,631 scored Portuguese pairs, corpus vintage 2026-09-03, not spelling advice.