(idiomatic, Britain, colloquial) To stay calm; to be patient; to calm down.

plural of kettle lake

plural of key fob

A method used to protect network traffic in WPA (Wi-Fi Protected Access) networks by requiring that all connected devices use the same manually entered password.

plural of key chain

Alternative spelling of keychain

plural of Kelvin scale

plural of Kelvin function

plural of Kentucky coffeetree

Lacking or not requiring a key