What Is Another Word For Many?

Profuse, abundant
abounding, bounteous, bountiful, copious, countless, crowded, frequent, innumerable, legion, manifold, multifarious, multifold, multiplied, multitudinous, myriad, no end of, numberless, numerous, plentiful, populous, , uncounted, varied, various  

abundance; a lot
gobs, heaps, horde, jillion, large numbers, mass, multitude, oodles*, piles, plenty, scads, scores, thousands, throng, tons, umpteen, whole slew  

innumerable
bags of, endless, gobs, heap*, immeasurable, incalculable, infinite, innumerous, jillion, legion, limitless, loads, lots of, many, measureless, mess*, mint, mucho, multitudinous, myriad, numberless, oodles*, passel of, peck, pile, raft, scads, slew, stack, tidy sum, umpteen, uncountable, uncounted, untold, wad, whole slew, zillion  
Antonyms: Calculable, countable, counted, limited, measurable, numbered, numerable