# PSP

> English word · Noun · frequency rank #21,627

## Definitions
1. Initialism of phenolsulfonphthalein.
2. Initialism of PlayStation Portable.
3. Initialism of Program Segment Prefix.
4. Initialism of postsynaptic potential.
5. Initialism of progressive supranuclear palsy.
6. Initialism of pre-shipment photo.

## Easily confused with
- **pt** (https://plainspell.com/en/vs/psp-vs-pt)
- **PU** (https://plainspell.com/en/vs/psp-vs-pu)
- **PV** (https://plainspell.com/en/vs/psp-vs-pv)
- **PW** (https://plainspell.com/en/vs/psp-vs-pw)
- **PX** (https://plainspell.com/en/vs/psp-vs-px)
- **put** (https://plainspell.com/en/vs/psp-vs-put)
- **pub** (https://plainspell.com/en/vs/psp-vs-pub)
- **pup** (https://plainspell.com/en/vs/psp-vs-pup)
- **pun** (https://plainspell.com/en/vs/psp-vs-pun)
- **PTS** (https://plainspell.com/en/vs/psp-vs-pts)
- **PST** (https://plainspell.com/en/vs/psp-vs-pst)
- **PVC** (https://plainspell.com/en/vs/psp-vs-pvc)
- **pug** (https://plainspell.com/en/vs/psp-vs-pug)
- **PTA** (https://plainspell.com/en/vs/psp-vs-pta)
- **PvP** (https://plainspell.com/en/vs/psp-vs-pvp)
- **pus** (https://plainspell.com/en/vs/psp-vs-pus)
- **PSU** (https://plainspell.com/en/vs/psp-vs-psu)
- **PWC** (https://plainspell.com/en/vs/psp-vs-pwc)
- **pur** (https://plainspell.com/en/vs/psp-vs-pur)
- **PTO** (https://plainspell.com/en/vs/psp-vs-pto)

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