paranoia
par-a-noi-a · noun
Definitions
noun
- 1.
A mental condition characterized by delusions of persecution, unwarranted jealousy, or exaggerated self-importance.
- 2.
Unjustified suspicion and mistrust of other people.
Forms
plural: paranoias
Related words
Etymology
From Greek paranoia (madness), from para (beside, beyond) + noos (mind).