Synonyms of ethically

3 Syllables
righteously, virtuously, honestly, lawfully, properly, evenly, decently, socially, squarely, morally, humanly, reliably
4 Syllables
equitably, impartially, culturally, conscientiously, sincerely, honorably
5 Syllables
objectively, eugenically
6 Syllables
dispassionately, legitimately, philosophically
7 Syllables
anthropologically