# CMV vs CSI

> English confusable word pair

## The two words

### CMV
*noun · frequency rank #46,987*
Initialism of cytomegalovirus.

### CSI
*noun · frequency rank #20,894*
Initialism of crime scene investigation (a term of forensic science).

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