Synonyms for Multicolor:

adj.

having many colors (adjective)
piebald, pied, Versicolored, kaleidoscopic, polychrome, polychromatic, motley, flecked, dappled, varicolored, variegated, multicolored, Versicolor, particolored, Polychromous, streaked, polychromic.
multicolored (adjective)
marble, colorful, checked, striped, flecked, mosaic, patchwork, polychromatic, freckled, Dichromic, parquet, variegated, dappled, checkered, plaid, motley, rainbow, varicolored, kaleidoscopic, streaked, harlequin, tessellated, Parti-colored, calico, tartan, Striated.

n.

polychromic, colors, Polychromous, polychrome, Versicolored, Versicolor. multicolor (noun)
in color, colored, multicoloured, varicoloured, piebald, multicolour, painted, particoloured, motley, pied, varicolored, particolored, colorful, coloured, multicolored.

Other synonyms:

polychromic, polychrome, Versicolor, Versicolored, Polychromous. Other relevant words:
painted, particolored, Versicolored, coloured, piebald, particoloured, multicolored, colors, colored, polychromic, varicoloured, multicolour, Versicolor, multicoloured, Polychromous, polychrome, pied.