18
grateful(adjective, pleasing, nice, appreciative)
8
thankful(adjective, worried, inconsiderate, productive, profitable)
6
appreciative(adjective, thankful)
6
obliged
4
beholden
4
pleasant
4
pleased
3
glad
3
gratified
3
indebted
2
agreeable
2
gracious
1
accepting
1
affable
1
affectionate
1
amiable
1
appreciated
1
appreciatory
1
approving
1
bland
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APASmart Define. (2015). ungrateful thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/ungrateful/thesaurus/antonyms
ChicagoSmart Define. 2015. "ungrateful thesaurus" https://smartdefine.org/ungrateful/thesaurus/antonyms (accessed September 27, 2026).
HarvardSmart Define 2015, ungrateful thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/ungrateful/thesaurus/antonyms>.
MLASmart Define. "ungrateful thesaurus" 14 April 2015. Web. 27 September 2026. <https://smartdefine.org/ungrateful/thesaurus/antonyms>