saisvssieWhich spelling fits?

Quick tell: sais is a noun, sie is a pronoun, so they fill different roles in a sentence.

Which to use

“sais” is a noun and “sie” is a pronoun - they look or sound alike but fill different roles in a sentence.

#11,150
“sais” frequency rank
#40,788
“sie” frequency rank
51938
confusion score

Side-by-Side Comparison

Feature sais sie
Definition substâncias voláteis dadas a uma pessoa desmaiada para fazer com que ela acorde ela, pronome pessoal feminino do caso nominativo da terceira pessoa do singular:

Letter map: sais vs sie

Shared letters muted; letters that set sais and sie apart highlighted. Shared run: 2.

4 ch
sais
3 ch
sie

Part-of-speech tell for sais / sie

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: sais is anoun and sieapronoun. On the page they differ by 1 letter(s) in length. Our composite confusion score for this pair is 51938, derived from the frequency rank of both members and their visual similarity.

sais is recorded at frequency rank #11,150, classified as anoun. sie is at rank #40,788, tagged as apron, pronounced /zi:/ ouvir^(fonte ?) ouvir^(fonte ?).

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 51938, this pair ranks #13,172 of 75,631 scored Portuguese confusable pairs - among the most confusable pairs.

Orthographic DNA of sais vs sie

Shared letters: is. Private to "sais": a. Private to "sie": e.

"sais" · 4 letters · shape CVVC  ·  "sie" · 3 letters · shape CVV

Known mistypes of this pair

  • saissaiss · sasi · sias · ssais

Frequently Asked Questions

Can "sais" and "sie" be used interchangeably?
No - they are not even the same part of speech. "sais" is a noun and "sie" a pronoun, so a sentence built for one is usually ungrammatical with the other.
In ordinary Portuguese text, does "sais" or "sie" show up more?
"sais" is the more common of the two: it sits at frequency rank #11,150 in our Portuguese list, against #40,788 for "sie". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

After this comparison

Pair "sais" vs "sie" is on the table, pick a follow-up below.

  • Full dictionary entry for "sais" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "sie" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #13,172 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
  • "sais" and "sie" also get mixed up with nearby pairs, the highest-scored neighbour is "Sau vs sie". 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 #13,172 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