Morpheus

wiktionary

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Borrowed from Latin Morpheus (possibly coined by Ovid in his Metamorphoses as the god is not mentioned in earlier works), from Ancient Greek Μορφεύς(Morpheús), from μορφή(morphḗ, “form, shape”) (alluding to the fact that Morpheus appeared in dreams in the forms of different people) + -εύς(-eús, suffix forming masculine nouns indicating persons concerned with particular things). [1]

etymonline

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Morpheus

late 14c., name for the god of dreams in Ovid, son of Sleep, literally "the maker of shapes," from Greek morphē "form, shape, figure," especially "a fine figure, a beautiful form; beauty, fashion, outward appearance," a word of uncertain etymology. Related: Morphean. Morphō was an epithet of Aphrodite at Sparta, literally "shapely."