16
plenteous(adjective, characteristic, heavy, substantial, rich)
15
feeder(noun, tributary, confluent, science, river)
15
tributary(noun, confluent, feeder, science, river)
15
fat(adjective, characteristic, easy, rich, wealth)
15
flourishing(adjective, characteristic, happy, healthy, rich)
15
well-fixed(adjective, characteristic, wealth, abundance)
13
monied(adjective, characteristic, wealth, abundance)
13
propertied(adjective, characteristic, easy, rich, wealth)
13
prospering(adjective, characteristic, rich, wealth, abundance)
12
advantaged(adjective, characteristic, wealth, abundance)
12
afflux(noun, science, river, hydrology)
12
blessed(adjective, characteristic, happy, wealth, abundance)
12
fat-cat(adjective, characteristic, rich, wealth, abundance)
12
inflow(noun, science, river, hydrology)
12
influx(noun, science, river, hydrology)
11
backwater(noun, science, river, hydrology)
11
privileged(adjective, characteristic, wealth, abundance)
11
upscale(adjective, characteristic, easy, rich, grand)
9
better-off(adjective, characteristic, wealth, abundance)
9
blest(adjective, characteristic, wealth, abundance)
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APASmart Define. (2015). affluent thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/affluent/thesaurus/synonyms
ChicagoSmart Define. 2015. "affluent thesaurus" https://smartdefine.org/affluent/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2015, affluent thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/affluent/thesaurus/synonyms>.
MLASmart Define. "affluent thesaurus" 10 April 2015. Web. 20 September 2026. <https://smartdefine.org/affluent/thesaurus/synonyms>