90 entries under adjective topic. ×

13
improvident(careless, careful, extravagant, generous)
11
extravagant(free, careless, wild, grand)
11
prodigal(free, careless, wild, extravagant)
11
profligate(careless, extravagant, generous, abundant)
10
spendthrift(noun, free, careless, wild)
8
lavish(careless, extravagant, generous, splendid)
8
wasteful(free, careless, wild, grand)
7
unthrifty(careful, reckless, prodigality, nonpreparation)
6
profuse(wasteful, prodigality)
4
shiftless
4
thoughtless
3
opulent(grand, generous, abundant, sumptuous)
3
unrestrained(free, careless, wild, extravagant)
2
abundant(grand, extravagant, generous, luxurious)
2
bountiful(grand, extravagant, generous, abundant)
2
capricious(free, careless, wild, extravagant)
2
copious(grand, extravagant, generous, abundant)
2
generous(grand, extravagant, abundant, exuberant)
2
heedless(free, careless, wild, extravagant)
2
immoderate(free, careless, wild, extravagant)
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APASmart Define. (2015). thriftless thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/thriftless/thesaurus/synonyms
ChicagoSmart Define. 2015. "thriftless thesaurus" https://smartdefine.org/thriftless/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2015, thriftless thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/thriftless/thesaurus/synonyms>.
MLASmart Define. "thriftless thesaurus" 14 April 2015. Web. 23 September 2026. <https://smartdefine.org/thriftless/thesaurus/synonyms>