1. intravasation entry of foreign matter into a blood vessel
  2. interesting arousing or holding the attention
  3. introvert a person who tends to shrink from social contacts
  4. intervention the act of interposing one thing between or among others
  5. entertain provide amusement for
  6. understand know and comprehend the nature or meaning of
  7. introverted shy, reserved, or inward looking
  8. interstate involving and relating to the mutual relations of states especially of the United States
  9. intrastate relating to or existing within the boundaries of a state
  10. intervene be placed or located between other things
  11. entrust put into the care or protection of someone
  12. internist a specialist in internal medicine
  13. intricate having many complexly arranged elements; elaborate
  14. untrusting openly distrustful and unwilling to confide
  15. enterostomy surgical operation that creates a permanent opening through the abdominal wall into the intestine
  16. intrusion entrance by force or without permission or welcome
  17. introversion the folding in of an outer layer so as to form a pocket in the surface
  18. intransitive designating a verb that does not require or cannot take a direct object
  19. unrevised not improved or brought up to date
  20. intrepid invulnerable to fear or intimidation