Which to use
“sin” is a pronoun and “sup” is a noun - they look or sound alike but fill different roles in a sentence.
- #8,687
- “sin” frequency rank
- #25,150
- “sup” frequency rank
- 33837
- confusion score
Side-by-Side Comparison
| Feature | sin | sup |
|---|---|---|
| Definition | aquilo, aquele | abutre |
Letter map: sin vs sup
Shared letters muted; letters that set sin and sup apart highlighted. Shared run: 1.
Grammar separator: sin vs sup
Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: sin is apronoun and supanoun. On the page they share most of their letters but differ in 2 positions. Our composite confusion score for this pair is 33837, derived from the frequency rank of both members and their visual similarity.
sin is recorded at frequency rank #8,687, classified as apron. sup is at rank #25,150, tagged as anoun, pronounced /sʊp/.
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 33837, this pair ranks #33,573 of 75,631 scored Portuguese confusable pairs - roughly mid-pack for confusability.
Orthographic DNA of sin vs sup
Shared letters: s. Private to "sin": in. Private to "sup": pu.
"sin" · 3 letters · shape CVC · "sup" · 3 letters · shape CVC
Frequently Asked Questions
Do "sin" and "sup" mean the same thing in a sentence?
Frequency check: "sin" vs "sup" - which ranks higher?
Useful next steps
Done with this confusable. These links stay specific to "sin" and "sup".
- Full dictionary entry for "sin" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "sup" - compare definitions side by side with the headword page. Word entry
- This pair ranks #33,573 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
- "sin" and "sup" also get mixed up with nearby pairs, the highest-scored neighbour is "soap vs sup". Nearby pair
Confusion rank #33,573 of 75,631 scored Portuguese pairs, corpus vintage 2026-09-03, not spelling advice.