11
impolite(adjective, characteristic, rudeness, manner, impoliteness)
10
inexpedient(adjective, characteristic, work, function)
10
unrefined(adjective, characteristic, bad, spirit, mind)
9
immaterial(adjective, characteristic, spirit, mind, soul)
9
low(adjective, characteristic, spirit, mind, manner)
8
rude(adjective, characteristic, bad, rudeness, manner)
6
artless(adjective, characteristic, rudeness, impoliteness)
6
otherworldly(adjective, characteristic, spirit, mind, soul)
6
principled(adjective, characteristic, attribute, principle)
6
religious(adjective, characteristic, spirit, mind, soul)
6
spiritual(adjective, characteristic, spirit, mind, soul)
6
tactless(adjective, characteristic, rudeness, impoliteness)
6
unsophisticated(adjective, characteristic, spirit, mind, soul)
3
boorish(adjective, characteristic, bad, manner, behaviour)
3
churlish(adjective, characteristic, bad, manner, behaviour)
3
detrimental(adjective, characteristic, rudeness, inexpedience)
3
discourteous(adjective, characteristic, bad, manner, behaviour)
3
impolitic(adjective, characteristic, rudeness, inexpedience)
3
imprudent(adjective, characteristic, rudeness, inexpedience)
3
inadvisable(adjective, characteristic, rudeness, inexpedience)
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APASmart Define. (2015). opportunistic thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/opportunistic/thesaurus/antonyms
ChicagoSmart Define. 2015. "opportunistic thesaurus" https://smartdefine.org/opportunistic/thesaurus/antonyms (accessed September 25, 2026).
HarvardSmart Define 2015, opportunistic thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/opportunistic/thesaurus/antonyms>.
MLASmart Define. "opportunistic thesaurus" 14 April 2015. Web. 25 September 2026. <https://smartdefine.org/opportunistic/thesaurus/antonyms>