Where does “iġjeniku” come from?

iġjeniku (Maltese) comes from Italian igiene, from Ancient Greek ὑγιεινή, from Ancient Greek ὑγιεινός, from Ancient Greek -εινός, from Proto-Hellenic -ehnos, from Proto-Indo-European -es-.

iġjeniku (Maltese): hygienic

Definitions

hygienic

Ancestry of “iġjeniku”, step by step

Step	Language	Word	Meaning
1	Italian	igiene	hygiene, cleanliness, hygienics
2	Ancient Greek	ὑγιεινή	—
3	Ancient Greek	ὑγιεινός	of health, good for the health, wholesome, sound,...
4	Ancient Greek	-εινός	Usually added to neuter nouns in -ος to form an...
5	Proto-Hellenic	-ehnos	—
6	Proto-Indo-European	-es-	—

Every word from Proto-Indo-European -es- →Every word from Ancient Greek -εινός →Every word from Ancient Greek ὑγιεινός →