sirevsSureTell them apart

Which to use

“sire” and “Sure” are a confusable Portuguese pair: similar on the page, but distinct in meaning, check the gloss before you choose.

#48,121
“sire” frequency rank
#33,629
“Sure” frequency rank
81750
confusion score

Side-by-Side Comparison

Feature sire Sure
Definition senhor (como forma de tratamento a alguém superior) surata

Letter map: sire vs Sure

Shared letters muted; letters that set sire and Sure apart highlighted. Shared run: 3. sire and Sure follow the identical consonant-vowel pattern (CVCV). Same shape at a glance is often the real trap, independent of shared letters.

4 ch
sire
4 ch
Sure

Pair insight - sire / Sure

sire and Sure are indexed as a confusable Portuguese pair. We have no recorded pronunciation or part of speech for both members, so the spelling overlap is what we can show you: they differ by a single letter - i in “sire” becomes u in “Sure”. Our composite confusion score for this pair is 81750, derived from the frequency rank of both members and their visual similarity.

sire is recorded at frequency rank #48,121, classified as anoun. Sure is at rank #33,629, tagged as anoun, pronounced /ˈzuːrə/.

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 81750, this pair ranks #1,120 of 75,631 scored Portuguese confusable pairs - among the most confusable pairs.

Orthographic DNA of sire vs Sure

Shared letters: ers. Private to "sire": i. Private to "Sure": u.

"sire" · 4 letters · shape CVCV  ·  "Sure" · 4 letters · shape CVCV

Known mistypes of this pair

  • sire ← isre · sier · sirre · srie · ssire
  • Sure ← srue · ssure · suer · surre · usre

Frequently Asked Questions

Can "sire" and "Sure" be used interchangeably?
No. They differ by a single letter - i in “sire” becomes u in “Sure”, but the dictionary glosses above give them different meanings, so swapping one for the other changes what the sentence says.
Frequency check: "sire" vs "Sure" - which ranks higher?
"Sure" is the more common of the two: it sits at frequency rank #33,629 in our Portuguese list, against #48,121 for "sire". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Useful next steps

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

  • Full dictionary entry for "sire" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "Sure" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #1,120 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
  • "sire" and "Sure" 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 #1,120 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