preoccupied

(adjective, verb)

adjective

1. deeply absorbed in thought

- a preoccupied frown

Similar word(s): thoughtful, bemused, lost

2. having or showing excessive or compulsive concern with something

- got no help from his wife who was preoccupied with the children

Similar word(s): concerned, haunted, obsessed

Sentences with preoccupied as an adjective:

- I was preoccupied with a deadline at work, and I forgot his birthday.

verb

1. simple past tense and past participle of preoccupy