| verb | keep busy with “She busies herself with her butterfly collection” |
| verb | live (in a certain place) “She resides in Princeton” |
| verb | occupy the whole of “The liquid fills the container” |
| verb | be on the mind of “I worry about the second Germanic consonant shift” |
| verb | march aggressively into another's territory by military force for the purposes of conquest and occupation “Hitler invaded Poland on September 1, 1939” |
| verb | require (time or space) “It took three hours to get to work this morning” |
| verb | consume all of one's attention or time “Her interest in butterflies absorbs her completely” |
| verb | assume, as of positions or roles “She took the job as director of development” |
| occupation | noun | any activity that occupies a person's attention |
| occupier | noun | someone who lives at a particular place for a prolonged period or who was born there |
| occupant | noun | someone who lives at a particular place for a prolonged period or who was born there |
| occupancy | noun | an act of being a tenant or occupant |
| resident | adjective | living in a particular place |
| resident | noun | someone who lives at a particular place for a prolonged period or who was born there |
| residency | noun | the act of dwelling in a place |
| residence | noun | the act of dwelling in a place |
| concern | noun | an anxious feeling |
| interest | noun | a sense of concern with and curiosity about someone or something |
| invasive | adjective | involving invasion or aggressive attack |
| invasion | noun | the act of invading; the act of an army that invades for conquest or plunder |
| invader | noun | someone who enters by force in order to conquer |
| absorption | noun | the mental state of being preoccupied by something |
| engrossment | noun | complete attention; intense mental effort |