# serum vs setup

> English confusable word pair

## The two words

### serum
*noun · IPA /ˈsɪəɹəm/ · frequency rank #10,609*
Ellipsis of blood serum.

### setup
*noun · IPA /ˈsɛtʌp/ · frequency rank #6,181*
Equipment designed for a particular purpose; an apparatus.

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