Which to use
“si” is a pronoun and “sua” is an adjective - they look or sound alike but fill different roles in a sentence.
- #482
- “si” frequency rank
- #32
- “sua” frequency rank
- 514
- confusion score
Side-by-Side Comparison
| Feature | si | sua |
|---|---|---|
| Definition | refere-se à terceira pessoa, indica reflexividade e é usado após preposição (a, de, em, contra, sobre, por, etc., exceto com) | que tem você como objeto |
Letter map: si vs sua
Shared letters muted; letters that set si and sua apart highlighted. Shared run: 1.
Part-of-speech tell for si / sua
Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: si is apronoun and suaanadjective. On the page they differ by 1 letter(s) in length. Our composite confusion score for this pair is 514, derived from the frequency rank of both members and their visual similarity.
si is recorded at frequency rank #482, classified as apron, pronounced /ˈsi/. sua is at rank #32, tagged as anadj.
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 514, this pair ranks #75,153 of 75,631 scored Portuguese confusable pairs - a relatively easy-to-tell-apart pair.
Orthographic DNA of si vs sua
Shared letters: s. Private to "si": i. Private to "sua": au.
"si" · 2 letters · shape CV · "sua" · 3 letters · shape CVV
Frequently Asked Questions
Do "si" and "sua" mean the same thing in a sentence?
Frequency check: "si" vs "sua" - which ranks higher?
Useful next steps
Pair "si" vs "sua" is on the table, pick a follow-up below.
- Full dictionary entry for "si" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "sua" - compare definitions side by side with the headword page. Word entry
- This pair ranks #75,153 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
- "si" and "sua" also get mixed up with nearby pairs, the highest-scored neighbour is "soap vs sua". Nearby pair
Confusion rank #75,153 of 75,631 scored Portuguese pairs, corpus vintage 2026-09-03, not spelling advice.