# seins vs sine

> French confusable word pair

## The two words

### seins
*noun · IPA \sɛ̃\ · frequency rank #4,099*
Pluriel de sein.

### sine
*noun · IPA \ˈsaɪn\ · frequency rank #20,282*
Sinus.

## Source
Compiled from Wiktionary via kaikki.org (CC BY-SA). Data vintage: 2026-05-06.
Canonical page: https://plainspell.com/fr/vs/seins-vs-sine