# acid vs acme

> English confusable word pair

## The two words

### acid
*adjective · IPA /ˈæsɪd/ · frequency rank #3,272*
Sour, sharp, or biting to the taste; tart; having the taste of vinegar.

### acme
*noun · IPA /ˈæk.mi/ · frequency rank #33,104*
A high point: the highest point of any range, the most developed stage of any process, or the culmination of any field or historical period.

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