# cio

> Portuguese word · Noun · IPA /ˈsi.u/ · frequency rank #22,564

## Definitions
1. período de maior apetite sexual e fertilidade de certos animais
2. viço; vigor das plantas

## Easily confused with
- **co** (https://plainspell.com/pt/vs/cio-vs-co)
- **cu** (https://plainspell.com/pt/vs/cio-vs-cu)
- **com** (https://plainspell.com/pt/vs/cio-vs-com)
- **cor** (https://plainspell.com/pt/vs/cio-vs-cor)
- **CPI** (https://plainspell.com/pt/vs/cio-vs-cpi)
- **clã** (https://plainspell.com/pt/vs/cio-vs-cla)
- **cut** (https://plainspell.com/pt/vs/cio-vs-cut)
- **cry** (https://plainspell.com/pt/vs/cio-vs-cry)
- **cru** (https://plainspell.com/pt/vs/cio-vs-cru)
- **CPU** (https://plainspell.com/pt/vs/cio-vs-cpu)
- **CSA** (https://plainspell.com/pt/vs/cio-vs-csa)
- **cos** (https://plainspell.com/pt/vs/cio-vs-cos)
- **cri** (https://plainspell.com/pt/vs/cio-vs-cri)
- **cum** (https://plainspell.com/pt/vs/cio-vs-cum)
- **como** (https://plainspell.com/pt/vs/cio-vs-como)
- **cujo** (https://plainspell.com/pt/vs/cio-vs-cujo)
- **cria** (https://plainspell.com/pt/vs/cio-vs-cria)
- **city** (https://plainspell.com/pt/vs/cio-vs-city)
- **copo** (https://plainspell.com/pt/vs/cio-vs-copo)
- **colo** (https://plainspell.com/pt/vs/cio-vs-colo)

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