# PD vs PPA

> English confusable word pair

## The two words

### PD
*noun · frequency rank #11,261*
Initialism of police department.

### PPA
*name · frequency rank #49,565*
Initialism of Philippine Ports Authority

## Source
Compiled from Wiktionary via kaikki.org (CC BY-SA). Data vintage: 2026-09-02.
Canonical page: https://plainspell.com/en/vs/pd-vs-ppa