# ppd vs PS

> English confusable word pair

## The two words

### ppd
*adjective · frequency rank #39,968*
Abbreviation of postpaid (“having the cost of postage already paid”).

### PS
*name · frequency rank #6,953*
Initialism of a number of proto-languages' names:

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