# arf vs AUC

> English confusable word pair

## The two words

### arf
*intj · frequency rank #41,000*
Synonym of woof (“sound of a dog's bark”).

### 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: 2026-05-06.
Canonical page: https://plainspell.com/en/vs/arf-vs-auc