# aria vs ARP

> English confusable word pair

## The two words

### aria
*noun · IPA /ˈɑː.ɹi.ə/ · frequency rank #17,292*
A musical piece written typically for a solo voice with orchestral accompaniment in an opera or cantata.

### ARP
*noun · frequency rank #41,514*
Initialism of absolute refractory period.

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