degenerate

a. [ L. degeneratus, p. p. of degenerare to degenerate, cause to degenerate, fr. degener base, degenerate, that departs from its race or kind; de- + genus race, kind. See Kin relationship. ] Having become worse than one's kind, or one's former state; having declined in worth; having lost in goodness; deteriorated; degraded; unworthy; base; low. [ 1913 Webster ]

Faint-hearted and degenerate king. Shak. [ 1913 Webster ]

A degenerate and degraded state. Milton. [ 1913 Webster ]

Degenerate from their ancient blood. Swift. [ 1913 Webster ]

These degenerate days. Pope. [ 1913 Webster ]

I had planted thee a noble vine . . . : how then art thou turned into the degenerate plant of a strange vine unto me? Jer. ii. 21. [ 1913 Webster ]

v. i. [ imp. & p. p. Degenerated; p. pr. & vb. n. Degenerating. ] 1. To be or grow worse than one's kind, or than one was originally; hence, to be inferior; to grow poorer, meaner, or more vicious; to decline in good qualities; to deteriorate. [ 1913 Webster ]

When wit transgresseth decency, it degenerates into insolence and impiety. Tillotson. [ 1913 Webster ]

2. (Biol.) To fall off from the normal quality or the healthy structure of its kind; to become of a lower type. [ 1913 Webster ]

n. 1. a person who has declined from a high standard, especially a sexual deviate; -- usually used disparagingly or opprobriously of persons whose sexual behavior does not conform to the norms of accepted morals. [ PJC ]

2. a person or thing that has fallen from a higher to a lower state, or reverted to an earlier type or stage of development or culture. RHUD [ PJC ]