1. whistling the sound made by something moving rapidly or by steam coming out of a small aperture
  2. obstinate marked by tenacious unwillingness to yield
  3. bustling full of energetic and noisy activity
  4. instilling teaching or impressing upon the mind by frequent instruction or repetition
  5. jostling the act of jostling (forcing your way by pushing)
  6. installing the act of installing something (as equipment)
  7. abstract existing only in the mind
  8. white lung acute lung injury characterized by coughing and rales
  9. whipstitching a sewing stitch passing over an edge diagonally
  10. apostolic of or relating to or deriving from the Apostles or their teachings
  11. forestalling the act of preventing something by anticipating and disposing of it effectively
  12. upsetting causing an emotional disturbance
  13. belittling tending to diminish or disparage
  14. wrestling the sport of hand-to-hand struggle between unarmed contestants who try to throw each other down
  15. stealing the act of taking something from someone unlawfully
  16. wasteland an uninhabited wilderness that is worthless for cultivation
  17. absolute ceiling the maximum altitude at which an airplane can maintain horizontal flight
  18. waistline the narrowing of the body between the ribs and hips
  19. nestling young bird not yet fledged
  20. pestilence any epidemic disease with a high death rate