# pers vs PMS

> English confusable word pair

## The two words

### pers
*pronoun · frequency rank #36,278*
That which belongs to per, theirs (singular): possessive case of per, used in place of a noun.

### PMS
*noun · frequency rank #27,599*
Initialism of premenstrual syndrome or premenstrual stress.

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