English
healingness
From healing + -ness.
Formed from healing + -ness
Proto-Indo-European *kéh₂ilos ‘healthy, whole’
…
Proto-Germanic *hailijaną ‘to heal’
Proto-Germanic *hailingō
Old English hǣling
Middle English heelinge
English healing
Today it means
noun The state or condition of being healing.
Language periods are conventional ranges, not dates for this word.
Etymograph / healingness