# CIP vs cup

> English confusable word pair

## The two words

### CIP
*noun · frequency rank #46,378*
Initialism of common isochronous packet.

### cup
*noun · IPA /kʌp/ · frequency rank #805*
A concave vessel for drinking, usually made of opaque material (as opposed to a glass) and with a handle.

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