Where does “eksogeenisyys” come from?

eksogeenisyys (Finnish) comes from Finnish eksogeeninen, from English exogenous, from English exo-, from Ancient Greek ἔξω, from Ancient Greek σφαῖρα, from Ancient Greek -ειδής, from Ancient Greek -ής, from Proto-Indo-European -ēs — Creates action nouns or result nouns from verbs;...

Ancestry of “eksogeenisyys”, step by step

StepLanguageWordMeaning
1Finnisheksogeeninenexogenous
2EnglishexogenousHaving an external cause
3Englishexo-outside; external
4Ancient Greekἔξωout, out of; outside; without, except
5Ancient Greekσφαῖραball, globe, sphere
6Ancient Greek-ειδήςlike, connected to, from the nature of, full of;...
7Ancient Greek-ήςadjective suffix
8Proto-Indo-European-ēsPrimarily forms adjectival bahuvrīhi compounds
9Proto-Indo-European-ess
10Proto-Indo-European-osCreates action nouns or result nouns from verbs;...
Every word from Proto-Indo-European -os