7
shameful
6
ethical(adjective, good, honest)
6
moral(adjective, good, bad, honest, immoral)
6
principled(adjective, good, honest)
5
good(adjective, honest)
4
conscientious
4
scrupulous(adjective, good, honest)
3
decent
3
honorable
3
just
3
righteous
3
virtuous
2
beautiful
2
high-principled
2
honest(adjective, good)
2
honourable
2
noble
2
right(adjective, good, honest)
1
clean
1
fair
11 years ago|1k views|share |citing 
APASmart Define. (2015). unprincipled thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/unprincipled/thesaurus/antonyms
ChicagoSmart Define. 2015. "unprincipled thesaurus" https://smartdefine.org/unprincipled/thesaurus/antonyms (accessed September 27, 2026).
HarvardSmart Define 2015, unprincipled thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/unprincipled/thesaurus/antonyms>.
MLASmart Define. "unprincipled thesaurus" 13 April 2015. Web. 27 September 2026. <https://smartdefine.org/unprincipled/thesaurus/antonyms>