# ah vs AUC

> English confusable word pair

## The two words

### ah
*intj · IPA /ɑː/ · frequency rank #2,325*
An expression of relief, relaxation, comfort, confusion, understanding, wonder, awe, etc. according to uttered inflection.

### AUC
*adverb · frequency rank #48,600*
According to the Roman era, which reckons the number of years passed from the foundation of the city of Rome by Romulus, now usually taken as 753 bc.

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