sirevssobreTell them apart

Quick tell: sire is a noun, sobre is an adverb, so they fill different roles in a sentence.

Which to use

“sire” is a noun and “sobre” is an adverb - they look or sound alike but fill different roles in a sentence.

#48,121
“sire” frequency rank
#53
“sobre” frequency rank
48174
confusion score

Side-by-Side Comparison

Feature sire sobre
Definition senhor (como forma de tratamento a alguém superior) emprega-se para designar que o vento sopra por ante-avante do pano

Letter map: sire vs sobre

Shared letters muted; letters that set sire and sobre apart highlighted. Shared run: 3.

4 ch
sire
5 ch
sobre

Role in the sentence - sire and sobre

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: sire is anoun and sobreanadverb. On the page they differ by 1 letter(s) in length. Our composite confusion score for this pair is 48174, derived from the frequency rank of both members and their visual similarity.

sire is recorded at frequency rank #48,121, classified as anoun. sobre is at rank #53, tagged as anadv, pronounced /ˈso.bɾɨ/.

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 48174, this pair ranks #17,023 of 75,631 scored Portuguese confusable pairs - among the most confusable pairs.

Orthographic DNA of sire vs sobre

Shared letters: ers. Private to "sire": i. Private to "sobre": bo.

"sire" · 4 letters · shape CVCV  ·  "sobre" · 5 letters · shape CVCCV

Known mistypes of this pair

  • sireisre · sier · sirre · srie · ssire
  • sobreosbre · sbore · sobbre · sober · sobrre · sorbe · ssobre

Frequently Asked Questions

Can "sire" and "sobre" be used interchangeably?
No - they are not even the same part of speech. "sire" is a noun and "sobre" an adverb, so a sentence built for one is usually ungrammatical with the other.
In ordinary Portuguese text, does "sire" or "sobre" show up more?
"sobre" is the more common of the two: it sits at frequency rank #53 in our Portuguese list, against #48,121 for "sire". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

Useful next steps

Done with this confusable. These links stay specific to "sire" and "sobre".

  • Full dictionary entry for "sire" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "sobre" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #17,023 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
  • "sire" and "sobre" 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 #17,023 of 75,631 scored Portuguese pairs, corpus vintage 2026-09-03, not spelling advice.

Source: Wiktionary (via kaikki.org) Structured Wiktionary extract

Source: FrequencyWords open word-frequency list