1. boundary line a line that indicates a boundary
  2. boundary layer the layer of slower flow of a fluid past a surface
  3. borderline a line that indicates a boundary
  4. underline draw a line or lines underneath to call attention to
  5. contour line a line drawn on a map connecting points of equal height
  6. center line a line that bisects a plane figure
  7. centerline a line that bisects a plane figure
  8. nandrolone an androgen (trade names Durabolin or Kabolin) that is used to treat testosterone deficiency or breast cancer or osteoporosis
  9. boundary the line indicating the limit or extent of something
  10. Benadryl antihistamine (trade name Benadryl) used to treat allergic reactions involving the nasal passages (hay fever) and also to treat motion sickness
  11. banderillero the bullfighter who implants decorated darts (banderillas) into the neck or shoulders of the bull during a bull fight
  12. tenderloin the tender meat of the loin muscle on each side of the vertebral column
  13. underling an assistant subject to the authority or control of another
  14. banderilla a decorated dart that is implanted in the neck or shoulders of the bull during a bull fight
  15. underlying in the nature of something though not readily apparent
  16. bond rating an evaluation by a rating company of the probability that a particular bond issue will default
  17. controlling able to control or determine policy
  18. wonderland an imaginary realm of marvels or wonders
  19. penetralia the innermost parts
  20. bounderish (of persons) lacking in refinement or grace