Where does “dartingness” come from?

dartingness (English) comes from English darting, from English dart, from Middle English dart, from Old French dart, from Medieval Latin dardus, from Frankish darōþu, from Proto-Germanic darōþuz, from Proto-Germanic -ōþuz — Derives action nouns from verb roots.

dartingness (English): The quality of motion of something that darts

Definitions

  1. The quality of motion of something that darts

Ancestry of “dartingness”, step by step

dartingness traces back through two separate lines of ancestry.

via English darting

StepLanguageWordMeaning
1Englishdartingpresent participle of dart; A motion or gesture...
2EnglishdartA pointed missile weapon, intended to be thrown...
3Middle EnglishdartA hand-thrown spear or missile; a javelin;...
4Old Frenchdartspear, javelin
5Medieval Latindardusspear
6Frankishdarōþuthrowing spear, arrow; dart, spear; light spear,...
7Proto-Germanicdarōþuza light spear; javelin; dart
8Proto-Germanic-ōþuzForms nouns from weak class 2 verbs, possibly...
9Proto-Germanic-þuzForms result nouns from verb roots, usually from...
10Proto-Indo-European-tusDerives action nouns from verb roots

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 -tus