# so's vs SOB

> English confusable word pair

## The two words

### so's
*contraction · frequency rank #38,171*
So that, in order that.

### SOB
*noun · IPA /ˌɛs oʊ ˈbi/ · frequency rank #20,503*
Initialism of son of a bitch.

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