zǔ náo 
		to thwart
to obstruct (sth)
		 
		
		
														
		
		
			 
		
				
		
			náo 
		to scratch
to thwart
to yield
		 
		
		
		
		
					
				
		
			bǎi zhé bù náo 
		to keep on fighting in spite of all setbacks (idiom)
to be undaunted by repeated setbacks
to be indomitable
		 
		
		
														
		
		
			 
		
				
		
			náo tóu 
		tricky
problematic
difficult
to scratch one's head (in puzzlement)
		 
		
		
														
		
		
			 
		
				
		
			zhuā nao 
		to scratch
to mess about with
to quarrel
to scramble to do
sb or sth that one can rely on
		 
		
		
														
		
		
			 
		
				
		
			náo qū 
		to bend
flexing
deflection
		 
		
		
														
		
		
			 
		
				
		
			gān náo 
		variant of 干擾|干扰[gan1 rao3], to interfere
		 
		
		
														
		
		
			 
		
				
		
			náo lǜ 
		the torsion (of a space curve)
		 
		
		
														
		
		
			 
		
				
		
			náo gōu 
		iron hook at the end a long pole
		 
		
		
														
		
		
			 
		
				
		
			náo liè 
		split due to repeated folding
flex crack
		 
		
		
														
		
		
			 
		
				
		
			qū náo 
		to surrender
to yield
to flex
		 
		
		
														
		
		
			 
		
				
		
			zhuā ěr náo sāi 
		to tweak one's ears and scratch one's cheeks (as an expression of anxiety, delight, frustration etc) (idiom)
		 
		
		
														
		
		
			 
		
				
		
			náo lǜ 
		the torsion (of a space curve)
		 
		
		
														
		
		
			 
		
				
		
			yǎng yang náo 
		backscratcher (made from bamboo etc)