obsessed

Synonyms: bedeviled beset bewitched captivated controlled dogged dominated eat sleep and breathe engrossed fiendish fixated gripped harassed haunted have on the brain held hooked hung up on immersed in infatuated into overpowered plagued possessed preoccupied prepossessed really into seized taken over tied up tormented troubled turned on up to here in wound up with wrapped up in

Antonyms: indifferent unconcerned