n.偏执狂；妄想狂
Paranoia runs rampant in this person's psyche. 这种人心理充满了偏执狂。
Maintain healthy paranoia about competitors. 对竞争者要保持一种健康的偏执狂心态。
I took a list of the traits of paranoia from a psychiatrist recently. 最近，我从一位精神病医生那里拿来一张妄想狂症状的单子。
But Rachel continued to lapse into bouts of paranoia and aggression. 但雷切尔继续陷于一阵阵的妄想狂及侵略行为中。
