Turnip, mishap and mayhap are the first ones that spring to my mind. Also there is scrump and asleep. Then there is bishop, entrap, gallop and kidnap. There are probably a few more, but this should be enough to start with - good luck!
List Of Six Letter Words Ending In P?
Map gap help keep deep group
Cup
Pup
Mop
Hop
Pop
Top
Pup
Mop
Hop
Pop
Top