neurosis

1. N-VAR Neurosis is a mental condition which causes people to have unreasonable fears and worries over a long period of time. 神經機能病; 神經官能症

He was anxious to the point of neurosis. 他的憂慮達到了神經機能病症狀的程度。

She had a neurosis about chemicals and imagined them everywhere doing her harm. 她的神經官能症對化學葯品有反應，這讓她縂是幻想葯品對自己有害。