ὑγιαίνω

(ὑγιής), [in LXX chiefly for שָׁלוֹם, and frequently in To ;]

to be sound, healthy, in good health: Luk.5:31 7:10 15:27, 3Jo.2. In Past. Epp. (as also in cl.) metaphorically, ὑ. ἐν τ. πίστει, Tit.1:13 ; τ. πίστει, τ. ἀγάπῃ, τ. ὑπομονῇ, Tit.2:2; ἡ ὑγιαίνουσα διδασκαλία, 1Ti.1:10, 2Ti.4:3, Tit.1:9 2:1 ; λόγοι ὑγιαίνοντες, 1Ti.6:3, 2Ti.1:13.†

(AS)

to be sound, healthy, in good health