# PPS

> English word · Noun · frequency rank #33,799

## Definitions
1. Initialism of polyphenylene sulfide.
2. Initialism of parliamentary private secretary.
3. Initialism of principal private secretary.
4. Initialism of post postscriptum: a further footnote to a PS footnote.
5. Initialism of postpericardiotomy syndrome.
6. Initialism of popliteal pterygium syndrome.

## Easily confused with
- **PR** (https://plainspell.com/en/vs/pps-vs-pr)
- **pt** (https://plainspell.com/en/vs/pps-vs-pt)
- **PS** (https://plainspell.com/en/vs/pps-vs-ps)
- **PU** (https://plainspell.com/en/vs/pps-vs-pu)
- **PV** (https://plainspell.com/en/vs/pps-vs-pv)
- **PW** (https://plainspell.com/en/vs/pps-vs-pw)
- **PX** (https://plainspell.com/en/vs/pps-vs-px)
- **put** (https://plainspell.com/en/vs/pps-vs-put)
- **pro** (https://plainspell.com/en/vs/pps-vs-pro)
- **pub** (https://plainspell.com/en/vs/pps-vs-pub)
- **pup** (https://plainspell.com/en/vs/pps-vs-pup)
- **pun** (https://plainspell.com/en/vs/pps-vs-pun)
- **PSA** (https://plainspell.com/en/vs/pps-vs-psa)
- **PTS** (https://plainspell.com/en/vs/pps-vs-pts)
- **psi** (https://plainspell.com/en/vs/pps-vs-psi)
- **PSG** (https://plainspell.com/en/vs/pps-vs-psg)
- **PST** (https://plainspell.com/en/vs/pps-vs-pst)
- **PSP** (https://plainspell.com/en/vs/pps-vs-psp)
- **PVC** (https://plainspell.com/en/vs/pps-vs-pvc)
- **PRC** (https://plainspell.com/en/vs/pps-vs-prc)

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