Extended Strong's Greek Lexicon (Abbott-Smith based)
deaf/mute
Usage: κωφός, -ή, -όν (κόπτω), [in LXX chiefly (Exo.4:11, al.) for אִלֵּם; for חָרָשׁ, Hab.2:18 ;] blunt, dull. Metaphorical, of the senses, esp. __(a) of speech, dumb: Mat.9:32-33 12:22 15:30-31, Luk.1:22 11:14; __(b) of hearing, deaf: Mat.11:5, Mrk.7:32, 37 9:25, Luk.7:22.† (AS)