אוֹפְיָא, (אוף; v. אנף; b. h. what is blown off, foam, froth. Ab. Zara 26ᵃ כי א׳ דימא Ms. M. (ed. דנהרא, v. Rabb. D. S. a. l., a. Ar. ed. Koh. s. v. אפי) as the foam of the Sea [river]; (Ar. as logs on the river, v. אוּפְתָּא, אוּפֵי). Ib. 70ᵇ הוות נקיטא א׳ (Var. חופיא, ה׳, v. Rabb. D. S. a. l. note 20) she took the froth off. Ḥull. 105ᵇ א׳ (Ar. ה׳).