Sentence:  Unpopularity had been the outcome of stardom. The latter became a more pronounced phenomenon after Ms. Holly disappearance from existence. With Ms. Holly <WSD>unexisted</WSD>, I was terrified. Who could I trust? Well, no one or else they may go the way of Ms. Holly. 
Meaning of the word marked with <WSD> tags:  To cause (someone or something) to not exist.