1. acidulousness the taste experience when something acidic is taken into the mouth
  2. artlessness the quality of innocent naivete
  3. pitilessness feelings of extreme heartlessness
  4. spotlessness the state of being spotlessly clean
  5. anomalousness deviation from the normal or common order or form or rule
  6. perilousness the state of being dangerous
  7. impetuousness rash impulsiveness
  8. endlessness the property of being (or seeming to be) without end
  9. credulousness tendency to believe too readily and therefore to be easily deceived
  10. abstemiousness moderation in eating and drinking
  11. sedulousness the quality of being constantly diligent and attentive
  12. obtuseness the quality of being slow to understand
  13. apetalous (of flowers) having no petals
  14. repetitiousness verboseness resulting from excessive repetitions
  15. assiduousness great and constant diligence and attention
  16. weightlessness the property of being comparatively small in weight
  17. windlessness calmness without winds
  18. audaciousness aggressive boldness or unmitigated effrontery
  19. ambitiousness a strong drive for success
  20. obsequiousness abject or cringing submissiveness

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