Knock off and Offed

Knock off verb - To bring (as an action or operation) to an immediate end.

Offed and knock off are semantically related In some cases you can use "Offed" instead a verb "Knock off".

Knock off and offed are semantically related in destroy topic. Sometimes you can use "Knock off" instead a verb "Offed", if it concerns topics such as dispose of, kill, intentionally murder someone.