Where does “aktiivius” come from?

aktiivius (Finnish) comes from Finnish aktiivi, from Latin āctīvus, from Ancient Greek ἐνεργητικός, from Ancient Greek ἐνεργέω, from Ancient Greek ἐνεργός, from Ancient Greek ἐν-, from Ancient Greek ἐν, from Ancient Greek δέρμα — Creates collective nouns, which refer to groups...

aktiivius (Finnish): activity

Definitions

activity

Ancestry of “aktiivius”, step by step

aktiivius traces back through two separate lines of ancestry.

via Finnish aktiivi

Step	Language	Word	Meaning
1	Finnish	aktiivi	activist; active voice; Alternative form of...
2	Latin	āctīvus	active
3	Ancient Greek	ἐνεργητικός	Able to act on; acting on; Active; In the active...
4	Ancient Greek	ἐνεργέω	to be in action or activity, to operate; to...
5	Ancient Greek	ἐνεργός	at work, active
6	Ancient Greek	ἐν-	in, within; on
7	Ancient Greek	ἐν	in, on, at; among; in, at, or during the time of
8	Ancient Greek	δέρμα	skin, hide
9	Ancient Greek	γλυφή	carving, carved work; hole cut
10	Ancient Greek	-ῐ́ᾱ	{{l\|en\|-ia}}; "suffix forming abstract feminine...
11	Proto-Indo-European	-íh₂	—
12	Proto-Indo-European	-h₂	Creates collective nouns, which refer to groups...

via Finnish uus

Step	Language	Word	Meaning
1	Finnish	uus	Alternative form of uusi

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