Synonyms for Obsessed:

adj.

consumed, driven about belief, desire (adjective)
beset, plagued, controlled, captivated, possessed, haunted, overpowered, seized, troubled, preoccupied, fixated, bedeviled.

n.

fixation, defense, delusion, exorcism, conditioning, complex, damage, defense mechanism, catharsis. obsessed (noun)
taken up, haunted, possessed, concerned, preoccupied, controlled.

v.

haunted (verb)
beset, fixated, plagued, seized, overpowered, troubled, hung up, captivated, bedeviled, perplexed.

Other synonyms:

intent
hung up.
Other relevant words:
beset, fixated, plagued, seized, overpowered, troubled, hung up, captivated, bedeviled, perplexed.

Usage examples for obsessed

  1. Focus is hardly the word for it - I obsessed – Down and Out in the Magic Kingdom by Cory Doctorow
  2. They seem obsessed with the idea that you have the jewels, here- and they evidently intend to get a share, if it's possible. – In Her Own Right by John Reed Scott
  3. He was positively obsessed by her. – Là-bas by J. K. Huysmans