ἐπιψηλαφᾶν
From LSJ
ὥσπερ σελήνη γ' ἡλίῳ· τὴν μὲν χρόαν ἰδεῖν ὁμοιόν ἔστι θάλπει δ' οὐδαμῶς → like the moon to the sun: its color is similar to the eye, but it does not give off any heat
Greek > English (Woodhouse Verbs Reversed)
(see also: ἐπιψηλαφῶ, ἐπιψηλαφάω) feel for, grope for