Which to use
“sin” is a pronoun and “sire” is a noun - they look or sound alike but fill different roles in a sentence.
- #8,687
- “sin” frequency rank
- #48,121
- “sire” frequency rank
- 56808
- confusion score
Side-by-Side Comparison
| Feature | sin | sire |
|---|---|---|
| Definition | aquilo, aquele | senhor (como forma de tratamento a alguém superior) |
Letter map: sin vs sire
Shared letters muted; letters that set sin and sire apart highlighted. Shared run: 2. sin runs 3 letters (CVC) against sire's 4 (CVCV) - the length gap alone is often enough to separate them once you know to check it.
Grammar separator: sin vs sire
Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: sin is apronoun and sireanoun. On the page they differ by 1 letter(s) in length. Our composite confusion score for this pair is 56808, derived from the frequency rank of both members and their visual similarity.
sin is recorded at frequency rank #8,687, classified as apron. sire is at rank #48,121, tagged as anoun.
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 56808, this pair ranks #9,732 of 75,631 scored Portuguese confusable pairs - among the most confusable pairs.
Orthographic DNA of sin vs sire
Shared letters: is. Private to "sin": n. Private to "sire": er.
"sin" · 3 letters · shape CVC · "sire" · 4 letters · shape CVCV
Known mistypes of this pair
- sire ← isre · sier · sirre · srie · ssire
Frequently Asked Questions
Do "sin" and "sire" mean the same thing in a sentence?
In ordinary Portuguese text, does "sin" or "sire" show up more?
After this comparison
Pair "sin" vs "sire" is on the table, pick a follow-up below.
- Full dictionary entry for "sin" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "sire" - compare definitions side by side with the headword page. Word entry
- This pair ranks #9,732 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
- "sin" and "sire" also get mixed up with nearby pairs, the highest-scored neighbour is "shire vs sire". 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 #9,732 of 75,631 scored Portuguese pairs, corpus vintage 2026-09-03, not spelling advice.