# seio

> Portuguese word · Noun · IPA /ˈsɐj.u/ · frequency rank #8,108

## Definitions
1. curvatura, sinuosidade
2. o peito humano
3. cada uma das glândulas mamárias femininas
4. parte íntima; âmago
5. útero
6. ambiente
7. convívio, intimidade
8. espaço entre as mamas de uma mulher

## Easily confused with
- **só** (https://plainspell.com/pt/vs/seio-vs-so)
- **si** (https://plainspell.com/pt/vs/seio-vs-si)
- **ser** (https://plainspell.com/pt/vs/seio-vs-ser)
- **seu** (https://plainspell.com/pt/vs/seio-vs-seu)
- **sem** (https://plainspell.com/pt/vs/seio-vs-sem)
- **sim** (https://plainspell.com/pt/vs/seio-vs-sim)
- **set** (https://plainspell.com/pt/vs/seio-vs-set)
- **sex** (https://plainspell.com/pt/vs/seio-vs-sex)
- **sic** (https://plainspell.com/pt/vs/seio-vs-sic)
- **sin** (https://plainspell.com/pt/vs/seio-vs-sin)
- **Sri** (https://plainspell.com/pt/vs/seio-vs-sri)
- **sen** (https://plainspell.com/pt/vs/seio-vs-sen)
- **ski** (https://plainspell.com/pt/vs/seio-vs-ski)
- **shi** (https://plainspell.com/pt/vs/seio-vs-shi)
- **sie** (https://plainspell.com/pt/vs/seio-vs-sie)
- **seja** (https://plainspell.com/pt/vs/seio-vs-seja)
- **será** (https://plainspell.com/pt/vs/seio-vs-sera)
- **sido** (https://plainspell.com/pt/vs/seio-vs-sido)
- **seis** (https://plainspell.com/pt/vs/seio-vs-seis)
- **sexo** (https://plainspell.com/pt/vs/seio-vs-sexo)

## Common misspellings (4)
`esio`, `seoi`, `sieo`, `sseio`

## Source
Compiled from Wiktionary via kaikki.org (CC BY-SA). Data vintage: 2026-05-06.
Canonical page: https://plainspell.com/pt/word/seio