Verbs for Obsession

—discomposes; —disquiets; —distresses; —disturbs; —grasps; —grates; —haunts; —hovers over; —inhabits; —inspires; —persecutes; —plagues; —ruffles; —seizes; —tortures; —vexes; — weighs; actuate—; assail by—; beset by—; fret over—; molest with—; plague by—; —annoys ; —bedevils.