# ob vs OT

> English confusable word pair

## The two words

### ob
*noun · IPA /ɒb/ · frequency rank #16,547*
a halfpenny

### OT
*noun · frequency rank #8,966*
Initialism of overtime.

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