Where does “ethically” come from?

Ethically derives from English ethical, from English ethic, ultimately from Ancient Greek ἠθική (ēthikḗ), meaning "of character or custom," from ἦθος (êthos) meaning "character" or "custom."

ethically (English): In an ethical manner; Concerning ethics

Definitions

  1. In an ethical manner; Concerning ethics

Ancestry of “ethically”, step by step

StepLanguageWordMeaning
1EnglishethicalOf or relating to the study of ethics; Of or...
2EnglishethicMoral, relating to morals; A set of principles of...
3GermanEthikethics
4Old Frenchethique
5Latinēthica
6Late Latinethica
7Ancient Greekἠθικήfeminine nominative/vocative singular of ἠθικός
8Ancient Greekἠθικόςof or for morals; moral; expressing character
9Ancient Greekἦθοςcharacter; custom, habit
10Ancient Greekἔθοςhabit, custom, manner; disposition, temper;...
11Proto-Indo-Europeanswe-dʰh₁-
12Proto-Indo-Europeandʰeh₁-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