ἀκροθιγής
From LSJ
English (LSJ)
ές,
A touching on surface, touching the lips, φίλημα AP 12.68 (Mel.): metaph., ἀ. περὶ τὰς πράξεις Vett.Val.40.1. Adv. ἀκροθιγῶς, ἐμβάπτειν just dip in, so that it is hardly wetted, Dsc.2.83: metaph., ἀ. εἴρηται Marin.Procl.26, cf. Vett.Val.271.11, Men.Rh. p.417 S.