TgProv26:5 :אלא מליל עם שטיא כחכימותך דלא נסבר בנפשיה דחכימא הוא‏ : speak with a fool according to your own wisdom lest he think to himself that he is wise
See the entire entry for ḥakkīmū, ḥakkīmūṯā n.f. wisdom, skill