Crank

Kurbel

(a bent piece of an axle or shaft, or an arm attached to the end of a shaft or wheel, used to impart a rotation)

Kurbeln

(act of turning a crankshaft)

Miesepeter

(ill-tempered or nasty person)

Sonderling

(slang: strange person)

Spinner

(slang: strange person)

wunderlicher Kauz

(slang: strange person)

ankurbeln

(to turn by means of a crank)

kurbeln

(to turn a crank)