10
good(adjective, ethical)
10
nice
8
decent(adjective, good, ethical)
8
moral(adjective, good, bad, honest, immoral)
7
ethical(adjective, good, moral, righteous)
7
honest(adjective, good, ethical)
6
right(adjective, good, ethical)
5
honorable(adjective, bad, immoral)
5
upright(adjective, good, bad, immoral, ethical)
5
virtuous(adjective, good, bad, innocent, ethical)
4
just
4
righteous(adjective, corrupt)
3
conscientious
3
creditable
3
legal
3
principled(adjective, good, ethical)
2
clean
2
commendable
2
correct(adjective, good, ethical)
2
encouraged
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APASmart Define. (2015). unethical thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/unethical/thesaurus/antonyms
ChicagoSmart Define. 2015. "unethical thesaurus" https://smartdefine.org/unethical/thesaurus/antonyms (accessed September 26, 2026).
HarvardSmart Define 2015, unethical thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/unethical/thesaurus/antonyms>.
MLASmart Define. "unethical thesaurus" 13 April 2015. Web. 26 September 2026. <https://smartdefine.org/unethical/thesaurus/antonyms>