4
alluvium
4
drencher(quantity, flow, bore, flood, stream)
4
excess(noun, spare, quantity, flow, bore)
4
extravagance(noun, spare, luxury, excess, fat)
4
landslide(noun, superfluity)
4
overabundance(noun, spare, luxury, excess, fat)
4
overkill(noun, waste, spare, flood, surplus)
4
overrunning(noun, superfluity)
4
rush(noun, expression, quantity, flow, bore)
4
stream(noun, expression, rush, quantity, flow)
4
submersion(noun, flood, deluge, overpopulation, congestion)
4
surplus(noun, waste, spare, excess, fat)
3
cloudburst(noun, rush, flow, flood, gush)
3
debacle(noun, disaster, catastrophe, upheaval, deluge)
3
flux(noun, rush, quantity, flow, bore)
3
glut(noun, waste, spare, excess, fat)
3
heavy rain
3
overflowing
3
oversupply(waste, spare, luxury, excess, fat)
3
plenty(waste, spare, flow, excess, fat)
11 years ago|8k views|share |citing 
APASmart Define. (2015). inundation thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/inundation/thesaurus/synonyms
ChicagoSmart Define. 2015. "inundation thesaurus" https://smartdefine.org/inundation/thesaurus/synonyms (accessed September 26, 2026).
HarvardSmart Define 2015, inundation thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/inundation/thesaurus/synonyms>.
MLASmart Define. "inundation thesaurus" 10 April 2015. Web. 26 September 2026. <https://smartdefine.org/inundation/thesaurus/synonyms>