Knock off and Marking down

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

Marking down and knock off are semantically related In some cases you can replace term "Marking down" with "Knock off", this phrasal verbs are similar.

Knock off and marking down are semantically related in lower topic. Sometimes you can use "Knock off" instead a verb "Marking down", if it concerns topics such as depreciate, peel.