Where does “energiataloudellinen” come from?

energiataloudellinen (Finnish) comes from Finnish energiatalous, from Finnish energia, from Latin energīa, from Ancient Greek ἐνέργεια, from Ancient Greek ἐνεργής, from Ancient Greek ἐνεργός, from Ancient Greek ἐν-, from Ancient Greek ἐν — Creates collective nouns, which refer to groups...

energiataloudellinen (Finnish): energy efficient

Definitions

energy efficient

Ancestry of “energiataloudellinen”, step by step

Step	Language	Word	Meaning
1	Finnish	energiatalous	energy economics
2	Finnish	energia	energy
3	Latin	energīa	energy
4	Ancient Greek	ἐνέργεια	activity, operation, vigour; workmanship;...
5	Ancient Greek	ἐνεργής	active, effective
6	Ancient Greek	ἐνεργός	at work, active
7	Ancient Greek	ἐν-	in, within; on
8	Ancient Greek	ἐν	in, on, at; among; in, at, or during the time of
9	Ancient Greek	δέρμα	skin, hide
10	Ancient Greek	γλυφή	carving, carved work; hole cut
11	Ancient Greek	-ῐ́ᾱ	{{l\|en\|-ia}}; "suffix forming abstract feminine...
12	Proto-Indo-European	-íh₂	—
13	Proto-Indo-European	-h₂	Creates collective nouns, which refer to groups...

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