Where does “ethicus” come from?

ethicus (Dutch) comes from Latin ēthicus, from Ancient Greek ἠθικός, from Ancient Greek ἦθος, from Ancient Greek ἔθος, from Proto-Indo-European swe-dʰh₁-, from Proto-Indo-European dʰeh₁- — to do, put, place.

ethicus (Dutch): someone studying ethics

Definitions

someone studying ethics

Ancestry of “ethicus”, step by step

Step	Language	Word	Meaning
1	Latin	ēthicus	ethic, ethical
2	Ancient Greek	ἠθικός	of or for morals; moral; expressing character
3	Ancient Greek	ἦθος	character; custom, habit
4	Ancient Greek	ἔθος	habit, custom, manner; disposition, temper;...
5	Proto-Indo-European	swe-dʰh₁-	—
6	Proto-Indo-European	dʰeh₁-	to do, put, place

Every word from Proto-Indo-European dʰeh₁- →Every word from Proto-Indo-European swe-dʰh₁- →Every word from Ancient Greek ἔθος →