Where does “inertialessness” come from?

inertialessness (English) comes from English inertialess, from English inertia, from Latin inertia, from Latin iners, from Latin īn-, from Latin în, from Latin en, from Proto-Italic en — in.

inertialessness (English): Absence of inertia

Definitions

  1. Absence of inertia

Ancestry of “inertialessness”, step by step

inertialessness traces back through two separate lines of ancestry.

via English inertialess

StepLanguageWordMeaning
1EnglishinertialessThat has no inertia, or acts without the use of...
2EnglishinertiaThe property of a body that resists any change to...
3Latininertiawant of art or skill, unskillfulness, ignorance;...
4Latininerswithout skill, unskilled, unskillful,...
5Latinīn-un-, non-, not
6Latinînin, at, on, upon, from (space)
7Latinenlookǃ beholdǃ; reallyǃ?; come onǃ
8Proto-Italicenin
9Proto-Indo-Europeanh₁énin

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 h₁énEvery word from Latin īn-Every word from Proto-Italic en