a. [UN-1 7. Cf. Du. onvaderlijk, MHG. and G. unväterlich, Da. ufaderlig, MSw. ofaderelik; also OE. unfæderlíce adv.] Unbefitting a father.
1621. J. Taylor (Water P.), Unnatural Father, Wks. (1630), 138/1. So hee performed his last vnfatherly deed vpon her.
1621. Lady M. Wroth, Urania, 209. To trie, if by his vnfatherly tortures, shee may bee wrought to leaue louing you.
1784. Cowper, Tiroc., 866. Nature, pulling at thine heart, Condemns th unfatherly, th imprudent part.
Hence Unfatherliness.
1850. L. Hunt, Autobiog., xxv. III. 285. No hell. No unfatherliness. No monstrous exactions of assent to the incredible.
1873. Birmingham Daily Mail, 29 Aug., 4/1. She did not intend to invite that torrent of foul unfatherliness again.