31 entries under thanklessness topic. ×

18
ungrateful(adjective, characteristic, egotism, rudeness)
16
thankless(adjective, characteristic, egotism, mean)
14
unappreciative(adjective, characteristic, egotism, mean)
8
unthankful(adjective, characteristic, egotism)
4
disagreeable(adjective, characteristic, rudeness, displeasure, egotism)
4
rude(adjective, characteristic, rudeness, displeasure, egotism)
4
ungracious(adjective, characteristic, rudeness, displeasure, egotism)
4
unpleasant(adjective, characteristic, rudeness, displeasure, egotism)
4
unwelcome(adjective, characteristic, rudeness, displeasure, egotism)
3
heedless(adjective, characteristic, egotism)
1
abusive(adjective, characteristic, egotism)
1
bad(adjective, characteristic, egotism)
1
careless(adjective, characteristic, egotism)
1
churlish(adjective, characteristic, egotism)
1
demanding(adjective, characteristic, egotism)
1
dissatisfied(adjective, characteristic, egotism)
1
faultfinding(adjective, characteristic, egotism)
1
forgetful(adjective, characteristic, egotism)
1
grasping(adjective, characteristic, egotism)
1
grumbling(adjective, characteristic, egotism)
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APASmart Define. (2015). grateful thesaurus. Retrieved September 29, 2026, from https://smartdefine.org/grateful/thesaurus/antonyms
ChicagoSmart Define. 2015. "grateful thesaurus" https://smartdefine.org/grateful/thesaurus/antonyms (accessed September 29, 2026).
HarvardSmart Define 2015, grateful thesaurus, Smart Define, viewed 29 September, 2026, <https://smartdefine.org/grateful/thesaurus/antonyms>.
MLASmart Define. "grateful thesaurus" 21 September 2015. Web. 29 September 2026. <https://smartdefine.org/grateful/thesaurus/antonyms>