# Pfizer

> English word · Proper noun · frequency rank #25,171

## Definitions
1. A surname from German.
2. An mRNA-based vaccine for COVID-19, developed by BioNTech in cooperation with Pfizer.

## Etymology
Borrowed from German Pfizer. The biotechnology company was named after one of its co-founders, German-American businessman Charles Pfizer (1824–1906).

## Easily confused with
- **pier** (https://plainspell.com/en/vs/pfizer-vs-pier)
- **prize** (https://plainspell.com/en/vs/pfizer-vs-prize)
- **piper** (https://plainspell.com/en/vs/pfizer-vs-piper)
- **prizes** (https://plainspell.com/en/vs/pfizer-vs-prizes)
- **primer** (https://plainspell.com/en/vs/pfizer-vs-primer)
- **prized** (https://plainspell.com/en/vs/pfizer-vs-prized)
- **panzer** (https://plainspell.com/en/vs/panzer-vs-pfizer)

## Common misspellings (9)
`fpizer`, `pffizer`, `pfiezr`, `pfizerr`, `pfizre`, `pfizzer`, `pfzier`, `pifzer`, `ppfizer`

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