# mesa vs mex

> English confusable word pair

## The two words

### mesa
*noun · IPA /ˈmeɪ.sə/ · frequency rank #14,998*
A flat area of land or plateau higher than other land, with one or more clifflike edges.

### mex
*noun · frequency rank #30,134*
The mex of a subset of a well-ordered set is the smallest value from the whole set that does not belong to the subset.

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