romp
verb
°To play about roughly, energetically or boisterously.
"When the kids're allowed to romp in the bedroom, they break something."
°(Often used with down) To press forcefully, to encourage vehemently, to oppress.
"If I romp down on the gas, it'll do sixty in six seconds."
noun
°A period of boisterous play, a frolic.
°(slang) A bout of playful or boisterous sex.