preoccupied
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