Where does “autotrófico” come from?

autotrófico (Spanish) comes from Spanish autótrofo, from Spanish auto-, from Ancient Greek αὐτο-, from Ancient Greek αὐτός, from Proto-Indo-European h₂ew, from Proto-Indo-European ǵʰe — Postpositional intensifying particle: indeed, at any rate, in fact.

autotrófico (Spanish): autotrophic

Definitions

autotrophic

Ancestry of “autotrófico”, step by step

autotrófico traces back through two separate lines of ancestry.

via Spanish autótrofo

Step	Language	Word	Meaning
1	Spanish	autótrofo	autotroph; autotrophic
2	Spanish	auto-	auto-; drive-in
3	Ancient Greek	αὐτο-	self-
4	Ancient Greek	αὐτός	αὐτή f, αὐτό n; "first/second declension";...
5	Proto-Indo-European	h₂ew	away from, off; again
6	Proto-Indo-European	ǵʰe	Postpositional intensifying particle: indeed, at any rate, in fact

via Italian trofico

Step	Language	Word	Meaning
1	Italian	trofico	trophic

Every word from Proto-Indo-European ǵʰe →Every word from Proto-Indo-European h₂ew →Every word from Ancient Greek αὐτός →