# SI vs swig

> English confusable word pair

## The two words

### SI
*name · frequency rank #5,453*
International System of Units

### swig
*verb · IPA /swɪɡ/ · frequency rank #46,803*
To drink (usually by gulping or in a greedy or unrefined manner); to quaff.

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