"overabundance" in the noun sense
1. surfeit, excess, overabundance
the state of being more than full
2. overabundance, overmuch, overmuchness, superabundance
a quantity that is more than what is appropriate
"four-year-olds have an overabundance of energy"
"we received an inundation of email"
Source: WordNet® (An amazing lexical database of English)
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