79 entries under adjective topic. ×

22
thankless(difficult, rude, inconsiderate, grateful)
17
unthankful(rude, grateful, churlish, appreciative)
16
unappreciative(rude, grateful, churlish, appreciative)
8
distasteful(unpleasant, terrible, dirty, badly)
8
ingrate(noun, appreciative, ingratitude)
6
heedless
5
unpleasant(difficult, trying, unappreciated, unrewarding)
5
selfish
5
thoughtless
4
disagreeable(difficult, unpleasant, trying, unappreciated)
4
self-centered
4
nasty(terrible, dirty, badly, scary)
4
ungracious(terrible, dirty, badly, scary)
4
unmindful(appreciative, ingratitude)
3
unappreciated(difficult, rude, unpleasant, trying)
2
displeasing(terrible, dirty, badly, scary)
2
unpalatable(terrible, dirty, badly, scary)
2
bum(terrible, dirty, badly, scary)
2
careless
2
cringe-worthy(terrible, dirty, badly, scary)
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APASmart Define. (2015). ungrateful thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/ungrateful/thesaurus/synonyms
ChicagoSmart Define. 2015. "ungrateful thesaurus" https://smartdefine.org/ungrateful/thesaurus/synonyms (accessed September 27, 2026).
HarvardSmart Define 2015, ungrateful thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/ungrateful/thesaurus/synonyms>.
MLASmart Define. "ungrateful thesaurus" 14 April 2015. Web. 27 September 2026. <https://smartdefine.org/ungrateful/thesaurus/synonyms>