5
uneconomical(adjective, expensive, steep, high-priced, costly)
4
Spender
4
exorbitant(adjective, excessive, expensive, steep, high-priced)
4
extreme(adjective, excessive, expensive, steep, high-priced)
4
reckless(adjective, free, careless, wild, extravagant)
4
stiff(noun, adjective, person, money, behavior)
3
carouser
3
high-roller(noun, money, wastrel, waster, squanderer)
3
intemperate(adjective, free, wild, reckless, wanton)
3
outrageous(adjective, free, wild, excessive, expensive)
3
unthrifty
3
wanton(adjective, free, careless, wild, extravagant)
2
big-time spender(expression, idiom)
2
costly(adjective, excessive, expensive, steep, high-priced)
2
dear(adjective, expensive, steep, high-priced, costly)
2
debauched
2
degenerate
2
degraded
2
disburser
2
dissipater(noun, money, wastrel, waster, squanderer)
11 years ago|7.1k views|share |citing 
APASmart Define. (2015). spendthrift thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/spendthrift/thesaurus/synonyms
ChicagoSmart Define. 2015. "spendthrift thesaurus" https://smartdefine.org/spendthrift/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2015, spendthrift thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/spendthrift/thesaurus/synonyms>.
MLASmart Define. "spendthrift thesaurus" 13 April 2015. Web. 24 September 2026. <https://smartdefine.org/spendthrift/thesaurus/synonyms>