If ye are without chastening (ei chōris este paideias). Condition of first class, determined as fulfilled. Note position of este (are) between the preposition chōris and paideias (ablative case).
Have been made (gegonasin). Perfect active indicative of ginomai.
Partakers (metochoi). Partners (Heb 3:14).
Then (ara). Accordingly, correspondingly.
Bastards (nothoi). Old word, here only in N.T. Illegitimate.