occupy

from The American Heritage® Dictionary of the English Language, 5th Edition.

• transitive verb To fill up (time or space).
• transitive verb To dwell or reside in (an apartment, for example).
• transitive verb To hold or fill (an office or position).
• transitive verb To seize possession of and maintain control over forcibly or by conquest.
• transitive verb To engage or employ the attention or concentration of.

from The Century Dictionary.

• To take possession of and retain or keep; enter upon the possession and use of; hold and use; especially, to take possession of (a place as a place of residence, or in warfare a town or country) and become established in it.
• To take up, as room or space, or attention, interest, etc.; cover or fill; engross: as, to occupy too much space; to occupy the time with reading; to occupy the attention.
• To hold, as an office; fill.
• To take up and follow as a business or employment; be employed about; ply.
• To employ; give occupation to; engage; busy: often used reflexively: as, to occupy one's self about something.
• To use; make use of.
• To possess; enjoy (with an obscene double meaning).
• Synonyms 1-3. Hold, Own, etc. See possess.
• To be in possession or occupation; hold possession; be an occupant; have possession and use.
• To trade; traffic; carry on business.

from the GNU version of the Collaborative International Dictionary of English.

• intransitive verb To hold possession; to be an occupant.
• intransitive verb To follow business; to traffic.
• transitive verb To take or hold possession of; to hold or keep for use; to possess.
• transitive verb To hold, or fill, the dimensions of; to take up the room or space of; to cover or fill.
• transitive verb To possess or use the time or capacity of; to engage the service of; to employ; to busy.
• transitive verb obsolete To do business in; to busy one's self with.
• transitive verb obsolete To use; to expend; to make use of.
• transitive verb obsolete To have sexual intercourse with.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

• verb transitive To fill (time).
• verb transitive To fill (space).
• verb transitive To live or reside in.
• verb transitive, military To have, or to have taken, possession or control of (a territory).
• verb transitive To fill or hold (an official position or role).
• verb transitive To possess or use the time or capacity of; to engage the service of.
• verb transitive To hold the attention of.
• verb transitive, surveying To place the theodolite or total station at (a point).

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

• verb require (time or space)
• verb consume all of one's attention or time
• verb live (in a certain place)
• verb occupy the whole of
• verb be on the mind of
• verb march aggressively into another's territory by military force for the purposes of conquest and occupation
• verb keep busy with
• verb assume, as of positions or roles