34 entries under extravagant topic. ×

10
exorbitant(adjective, fancy, high, lavish)
8
wasteful(adjective, careless, thoughtless, incompetent)
7
rich(adjective, lavish, expensive, exclusive)
6
dear(adjective, fancy, high, lavish)
6
improvident(adjective, careless, thoughtless, incompetent)
4
inefficient(adjective, incompetent, lavish, wasteful)
4
invaluable(adjective, fancy, high, lavish)
4
unreasonable(adjective, fancy, high, lavish)
3
excessive(adjective, fancy, high, lavish)
3
immoderate(adjective, fancy, high, lavish)
3
inordinate(adjective, fancy, high, lavish)
3
lavish(adjective, fancy, careless, high)
3
prodigal(adjective, careless, thoughtless, incompetent)
3
profligate(adjective, careless, thoughtless, lavish)
3
upscale(adjective, fancy, high, lavish)
1
at a premium(expression, adjective, idiom, fancy, high)
1
big-ticket(adjective, fancy, high, lavish)
1
careless(adjective, incompetent, lavish, reckless)
1
dissipative(adjective, careless, lavish, liberal)
1
fancy(adjective, high, valuable, expensive)
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APASmart Define. (2015). uneconomical thesaurus. Retrieved October 1, 2026, from https://smartdefine.org/uneconomical/thesaurus/synonyms
ChicagoSmart Define. 2015. "uneconomical thesaurus" https://smartdefine.org/uneconomical/thesaurus/synonyms (accessed October 1, 2026).
HarvardSmart Define 2015, uneconomical thesaurus, Smart Define, viewed 1 October, 2026, <https://smartdefine.org/uneconomical/thesaurus/synonyms>.
MLASmart Define. "uneconomical thesaurus" 14 April 2015. Web. 1 October 2026. <https://smartdefine.org/uneconomical/thesaurus/synonyms>