Which to use
“sci” is a noun and “sie” is a pronoun - they look or sound alike but fill different roles in a sentence.
- #29,904
- “sci” frequency rank
- #40,788
- “sie” frequency rank
- 70692
- confusion score
Side-by-Side Comparison
| Feature | sci | sie |
|---|---|---|
| Definition | esqui, placa geralmente de madeira para deslizar na água ou na neve | ela, pronome pessoal feminino do caso nominativo da terceira pessoa do singular: |
Where the eye mixes sci and sie
Muted = shared; highlighted = the visual trap. They share 2 letters in sequence. sci (CCV) and sie (CVV) run the same length but a different consonant-vowel pattern - the shape difference is usually the fastest tell.
Look-alike desk: sci vs sie
These two trip readers on the page rather than in the ear: sci is /ˈʃi/ while sie is /zi:/ ouvir^(fonte ?) ouvir^(fonte ?). Spoken aloud the problem disappears. In writing it persists, because they share most of their letters but differ in 2 positions, and the parts of speech differ too (noun vs pronoun), which is usually the fastest check. Our composite confusion score for this pair is 70692, derived from the frequency rank of both members and their visual similarity.
sci is recorded at frequency rank #29,904, classified as anoun, pronounced /ˈʃi/. 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 70692, this pair ranks #3,552 of 75,631 scored Portuguese confusable pairs - among the most confusable pairs.
Orthographic DNA of sci vs sie
Shared letters: is. Private to "sci": c. Private to "sie": e.
"sci" · 3 letters · shape CCV · "sie" · 3 letters · shape CVV
Frequently Asked Questions
Do "sci" and "sie" mean the same thing in a sentence?
Frequency check: "sci" vs "sie" - which ranks higher?
Useful next steps
Visual near-miss handled. Browse the word pages or a neighbour when the next look-alike shows up.
- Full dictionary entry for "sci" 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 #3,552 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
- "sci" and "sie" also get mixed up with nearby pairs, the highest-scored neighbour is "Sau vs sie". Nearby pair
Confusion rank #3,552 of 75,631 scored Portuguese pairs, corpus vintage 2026-09-03, not spelling advice.