头座

头座	tóu zuò	headstock / turning head of a screw, drill, lathe etc
头	tóu	head / hair style / the top / end / beginning or end / a stub / remnant / chief / boss / side / aspect / first / leading / classifier for pigs or livestock / CL:个
头	tou	suffix for nouns
座	zuò	seat / base; stand / (bound form) constellation / (archaic) suffix used in a respectful form of address (e.g. 师座) / classifier for large immovable objects such as buildings, mountains, bridges etc