Sentence:  `` Everyone knew it , but he sort of <WSD>acted</WSD> like he did n't care who knew it - even after them notes came , even after he 'd heard about Lewis , even after he 'd been shot at a couple o ' times hisself '' ! 
Meaning of the word marked with <WSD> tags:  behave in a certain manner; show a certain behavior; conduct or comport oneself