Rake-off and Sit in

Rake-off noun - A percentage (of winnings or loot or profit) taken by an operator or gangster.

Sit in and rake-off are semantically related. In some cases you can use "Sit in" instead a noun phrase "Rake-off".

Sit in verb - Attend as a visitor.

Rake-off and sit in are semantically related. Sometimes you can use "Rake-off" instead a noun "Sit in".