ὕπαφρ-ος · hypaphr-os — LSJ
frothy, πέλαγος Sch.BT Il. 14.16; πτύσματα Gal. 9.564.
= κρυφαῖος, Heraclid.Tarent. ap. Erot., who cites Hp. de Arte 10, S. Frr. 236,312; so ὕπαφρον ὄμμʼ ἔχων (of Odysseus) in E. Rh. 711 (lyr.), acc. to Sch.; Hsch. explains by τὸ μὴ φανερόν, also κρύφιον καὶ ὕπουλον, and τὸ ὑγρασίαν ἔχον ἐμφερῆ ἀφρῷ (i.e. blear-eyed in E. l.c.). [ὕπαφρον codd. Hp., E., Hsch., Phot.; ὕποφρος (-ον) codd. Erot.; in Hp. this sense hardly fits, and Littré accepts Schneiderʼs cj. ὑπόφορον ‘pierced with ducts’.]