Ask at the forum if you have an Ancient or Modern Greek query!
P. οἶσος, ὁ (late), ἰτέα, ἡ (Herodotus).
of osier, adj.: P. οἰσύϊνος.
shield made of osier: V. ἰτέα, ἡ, ἴτυς, ἡ (also Xen.).