# cask vs cis

> English confusable word pair

## The two words

### cask
*noun · IPA /kɑːsk/ · frequency rank #29,208*
A large barrel for the storage of liquid, especially of alcoholic drinks. (See a diagram of cask sizes.)

### cis
*adjective · IPA /sɪs/ · frequency rank #13,115*
Having two mutations on two genes on the same chromosome of a homologous pair.

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