Synonyms for Myriad (same or very similar meaning)
WordNet sense 1 (the cardinal number that is the product of ten and one thousand):
ten thousand
WordNet sense 2 (too numerous to be counted):
countless, infinite, innumerable, multitudinous, numberless, uncounted, unnumbered, innumerous, unnumberable, unnumerable
WordNet sense 3 (not capable of being computed or enumerated):
incalculable
From the ODE community, based on WordNet
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