鼎 （カナエ） three-legged metal pot or kettle (used in ancient China)

鼎革 （テイカク） change of dynasty

鼎 （かなえ） three-legged metal pot or kettle (used in ancient China)

鼎の軽重を問う （かなえのけいちょうをとう） to call one's ability into question, to weigh one's ability