反侧

反侧	fǎn cè	to toss and turn
反	fǎn	contrary / in reverse / inside out or upside down / to reverse / to return / to oppose / opposite / against / anti- / to rebel / to use analogy / instead / abbr. for 反切 phonetic system
侧	cè	the side / to incline towards / to lean / inclined / lateral / side
侧	zhāi	lean on one side