Rap on knuckles and Send up

Send up and rap on knuckles are semantically related. In some cases you can use "Send up" instead a noun phrase "Rap on knuckles".

Send up verb - To copy or exaggerate (someone or something) in order to make fun of.

Rap on knuckles and send up are semantically related. Sometimes you can use "Rap on knuckles" instead a noun "Send up".