股掌

股掌	gǔ zhǎng	(have sb in) the palm of one's hand / fig. (under) one's complete control
股	gǔ	thigh / part of a whole; portion of a sum / (finance) stock; share / strand of a thread / low-level administrative unit, translated as "section" or "department" etc, ranked below 科 / classifier for long winding things like ropes, rivers etc / classifier for smoke, smells etc: thread, puff, whiff / classifier for bands of people, gangs etc / classifier for sudden forceful actions
掌	zhǎng	palm of the hand / sole of the foot / paw / horseshoe / to slap / to hold in one's hand / to wield