# PA vs pi

> English confusable word pair

## The two words

### PA
*name · frequency rank #3,248*
Abbreviation of Pennsylvania: a state of the United States.

### pi
*noun · IPA /paɪ/ · frequency rank #8,073*
The sixteenth letter of the Classical and Modern Greek alphabets and the seventeenth in Old Greek.

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