Which to use
“vulcão” is a noun and “vulgar” is an adjective - they look or sound alike but fill different roles in a sentence.
- #10,987
- “vulcão” frequency rank
- #13,419
- “vulgar” frequency rank
- 24406
- confusion score
Side-by-Side Comparison
| Feature | vulcão | vulgar |
|---|---|---|
| Definition | estrutura geológica pela qual são expelidas substâncias (geralmente magma) presentes no interior da Terra | relativo ou pertencente ao vulgo |
Where the eye mixes vulcão and vulgar
Muted = shared; highlighted = the visual trap. They share 3 letters in sequence. vulcão (CVCCVV) and vulgar (CVCCVC) run the same length but a different consonant-vowel pattern - the shape difference is usually the fastest tell.
Look-alike desk: vulcão vs vulgar
These two trip readers on the page rather than in the ear: vulcão is /vuɫ.ˈkɐ̃w̃/ while vulgar is /vuɫ.ˈɡaɾ/. Spoken aloud the problem disappears. In writing it persists, because they share most of their letters but differ in 3 positions, and the parts of speech differ too (noun vs adjective), which is usually the fastest check. Our composite confusion score for this pair is 24406, derived from the frequency rank of both members and their visual similarity.
vulcão is recorded at frequency rank #10,987, classified as anoun, pronounced /vuɫ.ˈkɐ̃w̃/. vulgar is at rank #13,419, tagged as anadj, pronounced /vuɫ.ˈɡaɾ/.
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 24406, this pair ranks #45,223 of 75,631 scored Portuguese confusable pairs - roughly mid-pack for confusability.
Orthographic DNA of vulcão vs vulgar
Shared letters: luv. Private to "vulcão": coã. Private to "vulgar": agr.
"vulcão" · 6 letters · shape CVCCVV · "vulgar" · 6 letters · shape CVCCVC
Known mistypes of this pair
- vulgar ← uvlgar · vlugar · vuglar · vulagr · vulgarr · vulggar · vulgra · vullgar
Frequently Asked Questions
Is swapping "vulcão" for "vulgar" ever safe?
Frequency check: "vulcão" vs "vulgar" - which ranks higher?
After this comparison
Pronunciation already separates them, if the page still looks alike, the dictionary links below settle it.
- Full dictionary entry for "vulcão" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "vulgar" - compare definitions side by side with the headword page. Word entry
- This pair ranks #45,223 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
- "vulcão" and "vulgar" also get mixed up with nearby pairs, the highest-scored neighbour is "velar vs vulgar". 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 #45,223 of 75,631 scored Portuguese pairs, corpus vintage 2026-09-03, not spelling advice.