What term describes unfounded and unrealistic suspicion towards specific individuals or circumstances?

The term that describes unfounded and unrealistic suspicion towards specific individuals or circumstances is paranoia. Paranoia involves intense feelings of mistrust or suspicion that can manifest without any logical basis. Individuals experiencing paranoia may believe that others are plotting against them or harboring ill intentions, even when there is no evidence to support those beliefs. This condition can significantly impair social functioning and quality of life, as the person may become isolated due to their mistrust of others.

Other terms listed in the options denote different psychological concepts. Obsessive behavior usually refers to persistent, unwanted thoughts or compulsions, while phobia is defined as an irrational fear of specific objects or situations. Panic disorder is characterized by recurrent and unexpected panic attacks, which are intense periods of fear or discomfort. Understanding these distinctions helps in recognizing the specific nature of paranoia and its impact on individuals.