paranoid

/ˈpɛrəˌnɔɪd/
adjective
  1. Feeling extremely suspicious or fearful that other people are trying to harm you, often without any real reason.
    • He's so paranoid that he thinks his coworkers are plotting against him.
    • Don't be paranoid — I'm sure they just forgot to invite you, it wasn't intentional.
    • After the burglary, she became paranoid about leaving her windows open at night.
  2. Relating to or characteristic of paranoia as a mental health condition.
    • The patient exhibited paranoid delusions that the government was watching him.
    • She was diagnosed with paranoid personality disorder after years of extreme mistrust.
    • Paranoid thoughts can be a symptom of several psychiatric disorders.
Antonyms
noun
  1. A person who suffers from paranoia or is extremely suspicious and fearful of others.
    • Don't be such a paranoid — not everyone is out to get you.
    • The support group helps paranoids learn to trust others gradually.
    • In the movie, the main character is a paranoid who believes everyone is spying on him.
What does "paranoid" mean? | whatsthatwordmean | whatsthatwordmean