Satirise musical overdoing carnal knowledge, for starters (4)
I believe the answer is:
mock
'satirise' is the definition.
(thesaurus)
'musical overdoing carnal knowledge for starters' is the wordplay.
'for starters' suggests taking the first letters.
The first letters of 'musical overdoing carnal knowledge' is 'MOCK'.
(Other definitions for mock that I've seen before include "Treat with contempt -- imitation" , "Make fun of; imitation" , "Jeer, deride" , "Not real, ridicule" , "Unreal; ridicule" .)