Apt

a.
  1. Fit or fitted; suited; suitable; appropriate.
  2. Having an habitual tendency; habitually liable or likely; -- used of things.
  3. Inclined; disposed customarily; given; ready; -- used of persons.
  4. Ready; especially fitted or qualified (to do something); quick to learn; prompt; expert; as, a pupil apt to learn; an apt scholar.

v. t.
  1. To fit; to suit; to adapt.