1. mental illness any disease of the mind
  2. mental balance the healthy psychological state of someone with good judgment
  3. mental quickness intelligence as revealed by an ability to give correct responses without delay
  4. mindlessness total lack of meaning or ideas
  5. mindfulness the trait of staying aware of your responsibilities
  6. mental health the psychological state of someone who is functioning at a satisfactory level of emotional and behavioral adjustment
  7. mental soundness the healthy psychological state of someone with good judgment
  8. gentleness the quality of being mild and even-tempered
  9. genteelness elegance by virtue of fineness of manner and expression
  10. mental process the performance of some composite cognitive activity
  11. mental synthesis the creation of a construct
  12. mental hygiene the branch of psychiatry concerned with psychological methods
  13. mental disease any disease of the mind
  14. mental case a person suffering from neurosis
  15. mental note special attention with intent to remember
  16. dental appliance a device to repair teeth or replace missing teeth
  17. mental lexicon a language user's knowledge of words
  18. mentally ill suffering from severe mental illness
  19. mirthfulness great merriment
  20. mental deficiency mild mental retardation