# vow vs VX

> English confusable word pair

## The two words

### vow
*noun · IPA /vaʊ/ · frequency rank #13,836*
A solemn promise to perform some act, or behave in a specified manner, especially a promise to live and act in accordance with the rules of a religious order.

### VX
*name · frequency rank #40,510*
The nerve agent O-ethyl S-[2-(diisopropylamino)ethyl] methylphosphonothioate.

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