But hath now been manifested (φανερωθεισαν δε νυν). First aorist passive participle of φανεροω agreeing with χαριν. See Titus 1:3; Colossians 1:26; Colossians 3:4 for φανεροω and the contrast made.

By the appearing (δια της επιφανειας). Only here of the Incarnation (except the verb, Titus 2:11; Titus 3:4), but for the second coming see Titus 2:13.

Who abolished death (καταργησαντος μεν τον θανατον). First aorist active participle of καταργεω, the very phrase in 1. Corinthians 15:26; Hebrews 2:14.

Brought to light (φωτισαντος δε). First aorist active participle of φωτιζω, literary Koine word for which see 1. Corinthians 4:5; Ephesians 1:18, to turn the light on.

Life and incorruption (ζωην κα αφθαρσιαν). The opposite of θανατος, "life and immortality" (unchangeable life).