Where does “quicksilverishness” come from?

quicksilverishness (English) comes from English quicksilverish, from English quicksilver, from Middle English quyk silver, from Old English cwicseolfor, from Old English cwic, from Proto-West Germanic *kwiku, from Proto-Germanic kwikwaz, from Proto-Indo-European gʷih₃wós — to live.

quicksilverishness (English): The quality of being quicksilverish

Definitions

  1. The quality of being quicksilverish

Ancestry of “quicksilverishness”, step by step

quicksilverishness traces back through two separate lines of ancestry.

via English quicksilverish

StepLanguageWordMeaning
1EnglishquicksilverishLike quicksilver
2EnglishquicksilverThe metal mercury; An amalgam of mercury and tin...
3Middle Englishquyk silverquicksilver, mercury
4Old Englishcwicseolformercury
5Old Englishcwicliving, live, alive; mentally agile; intelligent,...
6Proto-West Germanic*kwikualive
7Proto-Germanickwikwazalive; lively, quick
8Proto-Indo-Europeangʷih₃wósalive, living
9Proto-Indo-Europeangʷeih₃w-to live

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 gʷeih₃w-Every word from Proto-Indo-European gʷih₃wósEvery word from Proto-Germanic kwikwaz