Devolve
Part of speech: verb
Definition: to delegate something to someone else to be inherited by someone a slow degradation
Degenerate
Part of speech: adjective
Definition: (of qualities) having deteriorated, degraded or fallen from normal, coherent, balanced and desirable to an undesirable and typically abnormal(of a human or system) having lost good or desirable qualities(of an encoding or function) having multiple domain elements correspond to one element of the rangea degenerate case is a limiting case in which a class of object changes its nature so as to belong to another, usually simpler, class.
Part of speech: noun
Definition: One is degenerate, who has fallen from previous stature.
Part of speech: verb
Definition: (of humans or systems) to lose good or desirable qualities;
Example sentence: If ever a man and his wife, or a man and his mistress, who pass nights as well as days together, absolutely lay aside all good breeding, their intimacy will soon degenerate into a coarse familiarity, infallibly productive of contempt or disgust.