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paranoid

adjective
 
 
/ˈpær.ən.ɔɪd/ US  /ˈper.ə.nɔɪd/

Definition

feeling extremely nervous and worried because you believe that other people do not like you or are trying to harm you: He started feeling paranoid and was convinced his boss was going to fire him.Anxious and worriedMental and psychiatric disorders specialized suffering from a mental illness in which you believe that other people are trying to harm you: He was diagnosed as a paranoid schizophrenic. paranoid delusionsMental and psychiatric disorders
(Definition of paranoid adjective from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)

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