Which to use
“vácuo” and “vazio” are a confusable Portuguese pair: similar on the page, but distinct in meaning, check the gloss before you choose.
- #9,280
- “vácuo” frequency rank
- #2,811
- “vazio” frequency rank
- 12091
- confusion score
Side-by-Side Comparison
| Feature | vácuo | vazio |
|---|---|---|
| Definition | vazio | que não contém nada; que não está com seu conteúdo habitual |
Where the eye mixes vácuo and vazio
Muted = shared; highlighted = the visual trap. They share 2 letters in sequence. vácuo and vazio follow the identical consonant-vowel pattern (CVCVV). Same shape at a glance is often the real trap, independent of shared letters.
Look-alike desk: vácuo vs vazio
A purely visual mix-up. vácuo (/ˈva.kwu/) and vazio (/vɐ.ˈzi.u/) 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 3 positions. Our composite confusion score for this pair is 12091, derived from the frequency rank of both members and their visual similarity.
vácuo is recorded at frequency rank #9,280, classified as anadj, pronounced /ˈva.kwu/. vazio is at rank #2,811, tagged as anadj, pronounced /vɐ.ˈzi.u/.
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 12091, this pair ranks #60,615 of 75,631 scored Portuguese confusable pairs - a relatively easy-to-tell-apart pair.
Orthographic DNA of vácuo vs vazio
Shared letters: ov. Private to "vácuo": cuá. Private to "vazio": aiz.
"vácuo" · 5 letters · shape CVCVV · "vazio" · 5 letters · shape CVCVV
Known mistypes of this pair
- vazio ← avzio · vaizo · vazoi · vazzio · vvazio · vzaio
Frequently Asked Questions
Can "vácuo" and "vazio" be used interchangeably?
In ordinary Portuguese text, does "vácuo" or "vazio" show up more?
After this comparison
Pronunciation already separates them, if the page still looks alike, the dictionary links below settle it.
- Full dictionary entry for "vácuo" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "vazio" - compare definitions side by side with the headword page. Word entry
- This pair ranks #60,615 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
- "vácuo" and "vazio" also get mixed up with nearby pairs, the highest-scored neighbour is "vaia vs vazio". 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 #60,615 of 75,631 scored Portuguese pairs, corpus vintage 2026-09-03, not spelling advice.