Which to use
“seio” is a noun and “sétimo” is an adjective - they look or sound alike but fill different roles in a sentence.
- #8,108
- “seio” frequency rank
- #8,829
- “sétimo” frequency rank
- 16937
- confusion score
Side-by-Side Comparison
| Feature | seio | sétimo |
|---|---|---|
| Definition | curvatura, sinuosidade | refere-se àquele que ocupa a posição sete em uma série; o que vem depois do sexto |
Where the eye mixes seio and sétimo
Muted = shared; highlighted = the visual trap. They share 3 letters in sequence.
Visual trap between seio and sétimo
These two trip readers on the page rather than in the ear: seio is /ˈsɐj.u/ while sétimo is /ˈsɛ.ti.mu/. Spoken aloud the problem disappears. In writing it persists, because they differ by 2 letter(s) in length, and the parts of speech differ too (noun vs adjective), which is usually the fastest check. Our composite confusion score for this pair is 16937, derived from the frequency rank of both members and their visual similarity.
seio is recorded at frequency rank #8,108, classified as anoun, pronounced /ˈsɐj.u/. sétimo is at rank #8,829, tagged as anadj, pronounced /ˈsɛ.ti.mu/.
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 16937, this pair ranks #54,455 of 75,631 scored Portuguese confusable pairs - roughly mid-pack for confusability.
Orthographic DNA of seio vs sétimo
Shared letters: ios. Private to "seio": e. Private to "sétimo": mté.
"seio" · 4 letters · shape CVVV · "sétimo" · 6 letters · shape CVCVCV
Known mistypes of this pair
- seio ← esio · seoi · sieo · sseio
Frequently Asked Questions
Can "seio" and "sétimo" be used interchangeably?
Which is more common, "seio" or "sétimo"?
After this comparison
Pronunciation already separates them, if the page still looks alike, the dictionary links below settle it.
- Full dictionary entry for "seio" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "sétimo" - compare definitions side by side with the headword page. Word entry
- This pair ranks #54,455 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
- "seio" and "sétimo" also get mixed up with nearby pairs, the highest-scored neighbour is "seio vs sueño". 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 #54,455 of 75,631 scored Portuguese pairs, corpus vintage 2026-09-03, not spelling advice.