Where does “unharmfulness” come from?

unharmfulness (English) comes from English unharmful, from English harmful, from English harm, from Middle English harm, from Old English hearm, from Proto-West Germanic harm, from Proto-Germanic harmaz, from Proto-Indo-European ḱormo- — suffering, pain.

unharmfulness (English): The quality of not being harmful

Definitions

  1. The quality of not being harmful

Ancestry of “unharmfulness”, step by step

unharmfulness traces back through two separate lines of ancestry.

via English unharmful

StepLanguageWordMeaning
1EnglishunharmfulNot harmful
2Englishharmfulof a kind likely to be damaging; injurious
3Englishharmphysical injury; hurt; damage; emotional or...
4Middle Englishharmharm, injury, ruination
5Old Englishhearmharm
6Proto-West Germanicharmpainful; pain, harm
7Proto-Germanicharmazpainful; sorrowful; doleful; harmful; malicious;...
8Proto-Indo-Europeanḱormo-suffering, pain

via English Ness

StepLanguageWordMeaning
1EnglishNessAn Ulster princess and the mother of Conchobar mac Nessa and Findchoem in the Ulster Cycle of Irish mythology. Daughter of Eochaid Sálbuide. Also the mother of Cormac Cond Longas by incest with Conchobar mac Nessa
2Middle Englishnesse
3Old Englishnæsnot, not at all; not; first/third-person singular...
4Proto-Germanicnasjąfoothill; headland; cape
5Proto-Indo-Europeannéh₂snose
Every word from Proto-Indo-European ḱormo-