# SOB vs spa

> English confusable word pair

## The two words

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

### spa
*noun · IPA /ˈspɑː/ · frequency rank #7,611*
A health resort near a mineral spring or hot spring.

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