跌宕

跌宕	diē dàng	uninhibited / free and unconstrained / rhythmical
跌	diē	to fall / to tumble / to trip / (of prices etc) to drop / Taiwan pr. [die2]
宕	dàng	dissipated / put off
宕	tàn	used in 宕昌 (the name of a place in Gansu)