Liddell-Scott-Jones

τυλόω (tuloō) be hardened ^G:V

τυλόω-όω,

make knobby:—passive, ῥόπαλα τετυλωμένα σιδήρῳ clubs knobbed with iron, [Refs 5th c.BC+]; of the outside of the κίτριον, σκληρὸν καὶ τετ. [Refs 2nd c.AD+]

__II make callous, τυλοῖ τὸ στόμα [ὁ χαλινός] [Refs 5th c.BC+]:—passive, to be made hard or callous, τετυλωμένης τῆς μήτρας [Refs 3rd c.BC+]
__II.2 metaphorically, τὴν χεῖρα καὶ τὴν ἀκοὴν πρὸς τὰ ἐξαρτήματα [Refs 2nd c.AD+] —Cf. τυλωτός, and see at {μυλόομαι}.