# LEM vs LSC

> English confusable word pair

## The two words

### LEM
*noun · frequency rank #35,810*
Originally Lunar Excursion Module, latterly Lunar Module.

### LSC
*name · frequency rank #49,472*
Initialism of Local Supercluster.

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