# NaCl vs null

> English confusable word pair

## The two words

### NaCl
*noun · frequency rank #47,214*
Sodium chloride; table salt.

### null
*noun · IPA /nʌl/ · frequency rank #10,735*
A non-existent or empty value or set of values.

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