# MSF vs mu

> English confusable word pair

## The two words

### MSF
*name · frequency rank #38,062*
Initialism of Manufacturing, Science and Finance, a British trade union (now part of Unite).

### mu
*noun · IPA /mjuː/ · frequency rank #11,427*
The 12th letter of the Modern Greek alphabet.

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