Where does “vigilantness” come from?

vigilantness (English) comes from English vigilant, from French vigilant, from Latin vigilans, from Latin vigilāre, from Latin vigil, from Proto-Indo-European weǵ- — lively, awake; strong.

vigilantness (English): The quality of being vigilant

Definitions

  1. The quality of being vigilant

Ancestry of “vigilantness”, step by step

vigilantness traces back through two separate lines of ancestry.

via English vigilant

StepLanguageWordMeaning
1EnglishvigilantWatchful, especially for danger or disorder;...
2Frenchvigilantvigilant
3Latinvigilanswatching; vigilant, watchful, alert; vigilant,...
4Latinvigilāre
5Latinvigilawake, watching, alert; watchman, guard,...
6Proto-Indo-Europeanweǵ-lively, awake; strong

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 weǵ-Every word from Latin vigilEvery word from Latin vigilāre