Abbott-Smith Manual Greek Lexicon
μετα-μέλομαι (G3338)
6 μετα-μέλομαι , [in LXX chiefly for נחם : ni.;] depon., pass., to regret , repent one : Mt 21:30 , 32 27:3 , II Co 7:8 , He 7:21 (LXX) .† SYN. : μετανοέω , to change one's mind , repent . On the distinction, difficult to maintain by usage, between these words, v. Thayer, s.v.; Tr., Syn. , § lxix.
G. Abbott-Smith, A Manual Greek Lexicon of the New Testament (1922) — public domain