18
wasteful(adjective, economical)
6
extravagant(adjective, calm, good, plain, generous)
6
luxury
4
bountiful
4
prodigal(adjective, wasteful)
3
liberal(adjective, limited, generous, narrow, giving)
3
openhanded
3
uneconomical
3
unsparing
3
excessive
3
lavish(adjective, mean, scanty)
3
materialistic
3
munificent
3
profligate
3
spendthrift(noun, adjective)
3
squandering
3
sumptuous
2
generous
2
charitable
2
baneful
<12345…8>
10 years ago|2.5k views|share |citing 
APASmart Define. (2016). thrifty thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/thrifty/thesaurus/antonyms
ChicagoSmart Define. 2016. "thrifty thesaurus" https://smartdefine.org/thrifty/thesaurus/antonyms (accessed September 24, 2026).
HarvardSmart Define 2016, thrifty thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/thrifty/thesaurus/antonyms>.
MLASmart Define. "thrifty thesaurus" 20 March 2016. Web. 24 September 2026. <https://smartdefine.org/thrifty/thesaurus/antonyms>