Where does “unbuoyancy” come from?

unbuoyancy (English) comes from English buoyancy, from English buoyant, from English buoy, from Middle English boy, from Middle Dutch boeye, from Old French boie, from Latin boia, from Ancient Greek βοείη — army.

unbuoyancy (English): Lack of buoyancy

Definitions

  1. Lack of buoyancy

Ancestry of “unbuoyancy”, step by step

unbuoyancy traces back through two separate lines of ancestry.

via English buoyancy

StepLanguageWordMeaning
1EnglishbuoyancyThe upward force on a body immersed or partly...
2EnglishbuoyantHaving buoyancy; able to float; Lighthearted and...
3EnglishbuoyA float moored in water to mark a location, warn...
4Middle Englishboy
5Middle Dutchboeyelife buoy; float, buoy; shackle, fetter
6Old Frenchboiebond, chain; fetter, chain, clog
7Latinboiafetter, collar for the neck
8Ancient Greekβοείηox hide
9Ancient Greekβοῦςcow, ox, cattle; shield: ὃτι ἐκ βοείων ἐστι...
10LatincorvusA raven; a bird associated with prophecy and...
11Proto-Italickorwos
12Proto-Indo-Europeanḱorh₂wós
13Proto-Indo-Europeanḱer-to grow, to make grow, to nourish; to plait,...
14Proto-Indo-Europeankr̥-to turn, to bend
15Proto-Indo-Europeanker-army

via English un

StepLanguageWordMeaning
1EnglishunOne
Every word from Proto-Indo-European ker-Every word from Proto-Indo-European kr̥-Every word from Proto-Indo-European ḱer-