Compel

v. t.
  1. To drive or urge with force, or irresistibly; to force; to constrain; to oblige; to necessitate, either by physical or moral force.
  2. To take by force or violence; to seize; to exact; to extort.
  3. To force to yield; to overpower; to subjugate.
  4. To gather or unite in a crowd or company.
  5. To call forth; to summon.

v. i.
  1. To make one yield or submit.