See legion in Webster's New World Roget's A-Z Thesaurus II
noun
A very large number of things grouped together:
army, cloud, crowd, drove, flock, horde, host, mass, mob, multitude, ruck1, score (used in plural), swarm, throng. See big, group
adjective
Amounting to or consisting of a large, indefinite number:
many, multitudinous, myriad, numerous. Idiom: quite a few. See big
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