Where does “ēthica” come from?

ēthica (Latin) comes from Late Latin ethica, from Ancient Greek ἠθική, 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.

Ancestry of “ēthica”, step by step

StepLanguageWordMeaning
1Late Latinethica
2Ancient Greekἠθικήfeminine nominative/vocative singular of ἠθικός
3Ancient Greekἠθικόςof or for morals; moral; expressing character
4Ancient Greekἦθοςcharacter; custom, habit
5Ancient Greekἔθοςhabit, custom, manner; disposition, temper;...
6Proto-Indo-Europeanswe-dʰh₁-
7Proto-Indo-Europeandʰeh₁-to do, put, place

Words derived from “ēthica

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