# nada vs NAS

> English confusable word pair

## The two words

### nada
*pronoun · frequency rank #24,249*
Nothing.

### NAS
*name · frequency rank #14,372*
Initialism of National Academy of Sciences (US).

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