Where does “thrivingness” come from?

thrivingness (English) comes from English thriving, from English thrive, from Middle English turf, from Old English turf, from Proto-West Germanic turb, from Proto-Germanic turbz, from Proto-Indo-European dorbh- — tuft, grass.

thrivingness (English): The quality or condition of one who thrives;...

Definitions

  1. The quality or condition of one who thrives;...

Ancestry of “thrivingness”, step by step

thrivingness traces back through two separate lines of ancestry.

via English thriving

StepLanguageWordMeaning
1EnglishthrivingThat thrives; successful; flourishing or...
2EnglishthriveTo grow or increase stature; to grow vigorously...
3Middle Englishturfsoil, earth
4Old Englishturfturf
5Proto-West Germanicturbturf, peat
6Proto-Germanicturbzturf, peat
7Proto-Indo-Europeandorbh-tuft, grass

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 dorbh-Every word from Proto-Germanic turbzEvery word from Proto-West Germanic turb