paranoic

/ˌpɛrəˈnoʊɪk/
adjective
  1. Relating to or characteristic of paranoia; having an irrational distrust or suspicion of others.
    • His paranoic thoughts made him believe his friends were secretly working against him.
    • The patient's paranoic delusions included thinking the government was monitoring his every move.
    • She became increasingly paranoic, checking her locks multiple times before bed.
Antonyms