bemused

(verb) cause to be confused emotionally. Synonyms: bewilder, bemuse, discombobulate, throw.

(adj) deeply absorbed in thought. Synonyms: deep in thought(predicate), lost(predicate), preoccupied. Examples: "As distant and bemused as a professor listening to the prattling of his freshman class." "Lost in thought." "A preoccupied frown."

(adj) perplexed by many conflicting situations or statements; filled with bewilderment. Synonyms: baffled, befuddled, bewildered, confounded, confused, lost, mazed, mixed-up, at sea. Examples: "Obviously bemused by his questions." "Bewildered and confused." "A cloudy and confounded philosopher." "Just a mixed-up kid." "She felt lost on the first day of school."