1. obedient plant North American plant having a spike of two-lipped pink or white flowers
  2. inclined plane a simple machine for elevating objects
  3. undependableness the trait of not being dependable or reliable
  4. installment plan a system for paying for goods by installments
  5. jointing plane a long carpenter's plane used to shape the edges of boards so they will fit together
  6. patience good-natured tolerance of delay or incompetence
  7. impatiently with impatience; in an impatient manner
  8. patient enduring trying circumstances with even temper
  9. obedience plant white-flowered West Indian plant whose root yields arrowroot starch
  10. inpatient a patient who is residing in the hospital where he is being treated
  11. unpalatableness the property of being unacceptable to the mind
  12. tangent plane the plane that contains all the lines tangent to a specific point on a surface
  13. unprofitableness the quality of affording no gain or no benefit or no profit
  14. unattainableness the state of being unattainable
  15. unpaintable not paintable especially not suitable for artistic representation on canvas
  16. indigo plant deciduous subshrub of southeastern Asia having pinnate leaves and clusters of red or purple flowers; a source of indigo dye
  17. incompetent person someone who is not competent to take effective action
  18. beading plane a plane with a concave blade for making moulding with beadwork
  19. unprintable unfit for print because morally or legally objectionable or offensive to good taste
  20. onion plant bulbous plant having hollow leaves cultivated worldwide for its rounded edible bulb