# o's vs ob

> English confusable word pair

## The two words

### o's
*noun · IPA /əʊz/ · frequency rank #30,902*
plural of the letter o

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

## Source
Compiled from Wiktionary via kaikki.org (CC BY-SA). Data vintage: 2026-09-02.
Canonical page: https://plainspell.com/en/vs/o-s-vs-ob