# SDP vs soap

> English confusable word pair

## The two words

### SDP
*name · frequency rank #49,622*
Initialism of Social Democratic Party, a centre-left political party in the United Kingdom.

### soap
*noun · IPA /soʊp/ · frequency rank #5,367*
A metallic salt derived from a fatty acid, commonly used in cleaning products.

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