unnerve
verb- unnerve somebody
to make somebody feel nervous or frightened or lose confidence 使紧张；使恐惧；使丧失信心 His silence unnerved us. 他的沉默令我们心里发慌。 She appeared strained and a little unnerved. 她看起来神色不安，有点心慌。 I was completely unnerved by the way she kept staring at me. 她一直盯着我看，让我觉得不知所措。