English edit

Etymology edit

supportive +‎ -ness

Noun edit

supportiveness (uncountable)

  1. The property of being supportive.
    • 1983 August 20, Aliza Maggid, Aryeh Engel, “Being Gay, Being Jewish, Being Family”, in Gay Community News, volume 11, number 6, page 15:
      The supportiveness of the parents who did attend was noted by many conferees whose parents were not present and perhaps were not aware of their children's sexual preference. Some regretted not inviting their parents to the gathering to share the experience.