股长

股长	gǔ zhǎng	person in charge of a 股 (section or department) / head / chief / director / (in a class in a school) student responsible for a specific duty, e.g. 风纪股长 discipline monitor
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
长	cháng	long / (bound form) length / (bound form) strong point; forte / (bound form) to be good at / (literary) surplus; spare (Taiwan pr. [zhang4])
长	zhǎng	chief / head / elder / to grow / to develop / to increase / to enhance