Where does “energylessness” come from?

energylessness (English) comes from English energyless, from English energy, from Middle French énergie, from Late Latin energia, from Ancient Greek ἐνέργεια, from Ancient Greek ἐνεργής, from Ancient Greek ἐνεργός, from Ancient Greek ἐν- — Creates collective nouns, which refer to groups...

energylessness (English): Absence of energy

Definitions

Absence of energy

Ancestry of “energylessness”, step by step

energylessness traces back through two separate lines of ancestry.

via English energyless

Step	Language	Word	Meaning
1	English	energyless	Without energy
2	English	energy	The impetus behind all motion and all activity;...
3	Middle French	énergie	—
4	Late Latin	energia	energy; efficiency
5	Ancient Greek	ἐνέργεια	activity, operation, vigour; workmanship;...
6	Ancient Greek	ἐνεργής	active, effective
7	Ancient Greek	ἐνεργός	at work, active
8	Ancient Greek	ἐν-	in, within; on
9	Ancient Greek	ἐν	in, on, at; among; in, at, or during the time of
10	Ancient Greek	δέρμα	skin, hide
11	Ancient Greek	γλυφή	carving, carved work; hole cut
12	Ancient Greek	-ῐ́ᾱ	{{l\|en\|-ia}}; "suffix forming abstract feminine...
13	Proto-Indo-European	-íh₂	—
14	Proto-Indo-European	-h₂	Creates collective nouns, which refer to groups...

via English Ness

Step	Language	Word	Meaning
1	English	Ness	An 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
2	Middle English	nesse	—
3	Old English	næs	not, not at all; not; first/third-person singular...
4	Proto-Germanic	nasją	foothill; headland; cape
5	Proto-Indo-European	néh₂s	nose

Every word from Proto-Indo-European -h₂ →Every word from Ancient Greek -ῐ́ᾱ →Every word from Ancient Greek ἐν- →