Similar word to polymorphic:

all manner of, assorted, changeable, changing, different, discrete, disparate, distinct, distinctive, divers, diverse, diversified, heterogeneous, individual, legion, manifold, many, many-sided, miscellaneous, mixed, motley, multifarious, multiform, multitudinal, multitudinous, numerous, omnifarious, peculiar, populous, separate, several, sundry, unalike, unequal, unlike, variant, varied, variegated