blench vs disconcert

To hinder; obstruct; disconcert; foil. 

To deceive; cheat. 

To fly off; to turn aside. 

To shrink; start back; give way; flinch; turn aside or fly off. 

To quail. 

To draw back from; shrink; avoid; elude; deny, as from fear. 

To frustrate, discomfit. 

To bring into confusion. 

To upset the composure of.