"overmuch" in the noun sense
1. 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"
"overmuch" in the adjective sense
1. overmuch
very great in quantity overabundant
"showed overmuch affection"
"overmuch" in the adverb sense
1. overmuch, too much
more than necessary
"she eats too much"
"let's not blame them overmuch"
Source: WordNet® (An amazing lexical database of English)
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