Sentence:  You've got to fake it until you make it. It's an oldie but a goodie, because it's true. Many people worry about walking into a room full of strangers, but you have to <WSD>style it out</WSD>, appear confident. Everyone will fall for it, and suddenly the reality takes over and you "are" confident. 
Meaning of the word marked with <WSD> tags:  To appear confident.