παχύνω
(< παχύς, thick), [in LXX: De 32:15, Is 6:10 (שָׁמֵן), al.;]
to thicken, fatten; pass., to grow fat. Metaph., to make dull or stupid (τ. ψυχάς, Plut.); pass., to wax gross: ἡ καρδία, Mt 13:15, Ac 28:27 (LXX).†
G. Abbott-Smith's A Manual Greek Lexicon of the New Testament
παχύνω
(< παχύς, thick), [in LXX: De 32:15, Is 6:10 (שָׁמֵן), al.;]
to thicken, fatten; pass., to grow fat. Metaph., to make dull or stupid (τ. ψυχάς, Plut.); pass., to wax gross: ἡ καρδία, Mt 13:15, Ac 28:27 (LXX).†