κυ_άνεος (κύανος): of steel, Il. 18.564, then steel-blue, dark
blue, dark; of the brows of Zeus, Il. 1.528; the hair of Hector, Il.
22.402; a serpent, Il. 11.26;
earth or sand, Od. 12.243; and esp.
νεφέλη, νέφος, even in metaphor, Il. 16.66, Il.
4.282.