# UI vs USB

> English confusable word pair

## The two words

### UI
*noun · frequency rank #12,705*
Initialism of unemployment insurance.

### USB
*name · IPA /ˌjuː ˌɛs ˈbiː/ · frequency rank #7,407*
Initialism of Universal Serial Bus; a serial bus standard for connecting devices.

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