# STM vs stump

> English confusable word pair

## The two words

### STM
*noun · frequency rank #38,181*
Initialism of scanning tunneling microscope.

### stump
*noun · IPA /stʌmp/ · frequency rank #16,143*
The remains of something that has been cut off; especially the remains of a tree, the remains of a limb.

## Source
Compiled from Wiktionary via kaikki.org (CC BY-SA). Data vintage: 2026-09-03.
Canonical page: https://plainspell.com/en/vs/stm-vs-stump