查夜

查夜	chá yè	night patrol / to make nightly rounds
查	Zhā	surname Zha
查	chá	to research / to check / to investigate / to examine / to refer to / to look up (e.g. a word in a dictionary)
查	zhā	variant of 楂
夜	yè	variant of 夜
夜	yè	night