1. monotony the quality of wearisome constancy and lack of variety
  2. monotone an unchanging intonation
  3. monotonous sounded or spoken in a tone unvarying in pitch
  4. monotonic sounded or spoken in a tone unvarying in pitch
  5. Montana a state in northwestern United States on the Canadian border
  6. Monodon type genus of the Monodontidae
  7. montane of or inhabiting mountainous regions
  8. monomania an unhealthy obsession or preoccupation with one thing
  9. myotonia abnormally long muscular contractions
  10. magneton a unit of magnetic moment of a molecular or atomic or subatomic particle
  11. antonym a word that expresses an opposite meaning
  12. Montaigne French writer regarded as the originator of the modern essay
  13. monitor someone who observes to ensure fairness or prevent mistakes
  14. wanton a lewd or immoral person
  15. moonstone a transparent or translucent gemstone with a pearly luster
  16. Miltonia genus of tropical American orchids
  17. Montanan a native or resident of Montana
  18. monophony music consisting of a single vocal part
  19. monetary relating to or involving money
  20. monitory serving to warn