97 entries under sinful topic. ×

3
incapable(adjective, bad, evil)
3
indecent(adjective, bad, evil)
3
indecorous(adjective, bad, evil)
3
ineffective(adjective, bad, evil)
3
ineffectual(adjective, bad, evil)
3
inefficient(adjective, bad, evil)
3
inept(adjective, bad, evil)
3
inexpert(adjective, bad, evil)
3
inoperative(adjective, bad, evil)
3
insalubrious(adjective, bad, evil)
3
insanitary(adjective, bad, evil)
3
insipid(adjective, bad, evil)
3
insufferable(adjective, bad, evil)
3
insufficient(adjective, bad, evil)
3
irresponsible(adjective, bad, evil)
3
lacking(adjective, bad, evil)
3
meager(adjective, bad, evil)
3
mendacious(adjective, bad, evil)
3
mephistophelean(adjective, bad, evil)
3
mephistophelian(adjective, bad, evil)
10 years ago|22k views|share |citing 
APASmart Define. (2016). good thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/good/thesaurus/antonyms
ChicagoSmart Define. 2016. "good thesaurus" https://smartdefine.org/good/thesaurus/antonyms (accessed September 27, 2026).
HarvardSmart Define 2016, good thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/good/thesaurus/antonyms>.
MLASmart Define. "good thesaurus" 1 April 2016. Web. 27 September 2026. <https://smartdefine.org/good/thesaurus/antonyms>