# rhea vs RSA

> English confusable word pair

## The two words

### rhea
*noun · IPA /ˈɹiːə/ · frequency rank #28,698*
A large flightless bird of the order Rheiformes, native to South America.

### RSA
*noun · frequency rank #24,578*
Initialism of Responsible Service of Alcohol (a qualification and permit for bar staff).

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