1. den mother someone who plays the role of a den mother
  2. dynamiter a person who uses dynamite in a revolutionary cause
  3. tonometer measuring instrument for measuring tension or pressure
  4. queen mother a queen dowager who is mother of the reigning sovereign
  5. dynamometer measuring instrument designed to measure power
  6. tonometry the measurement of intraocular pressure by determining the amount of force needed to make a slight indentation in the cornea
  7. manometer a pressure gauge for comparing pressures of a gas
  8. nanometer a metric unit of length equal to one billionth of a meter
  9. sonometer an instrument used to measure the sensitivity of hearing
  10. manumitter someone who frees others from bondage
  11. down feather soft fine feathers
  12. stepmother the wife of your father by a subsequent marriage
  13. written matter matter to be printed; exclusive of graphical materials
  14. goniometer direction finder that determines the angular direction of incoming radio signals
  15. no matter in spite of everything; without regard to drawbacks
  16. mother a woman who has given birth to a child
  17. animator someone who imparts energy and vitality and spirit to others
  18. nanometre a metric unit of length equal to one billionth of a meter
  19. another any of various alternatives; some other
  20. smother deprive of oxygen and prevent from breathing