# PK vs Py

> French confusable word pair

## The two words

### PK
*noun · IPA \pe.ka\ · frequency rank #15,207*
Protéine-kinase.

### Py
*name · IPA \pi\ · frequency rank #35,663*
Nom de famille.

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