Hihihi! Musikmaschinist gave me some help below:
Bimmel = the bell, also "to ring"
Bammel = slang for "Fear", also "to swing, to pendle" (bammeln)
Bimmel Bammel = part of a children's song, also onomatopoeic for a ringing (cow) bell
Rammel = to have sexual intercourse (I call this bolty-bolting)
P*mmel = most important male organ (Pffft, I call this dhole)
Theater Of The Bloody Tongue
Ariane's Private Place