devolve, deteriorate, drop, degenerate
(verb) grow worse; “Her condition deteriorated”; “Conditions in the slums degenerated”; “The discussion devolved into a shouting match”
(verb) pass on or delegate to another; “The representative devolved his duties to his aides while he was in the hospital”
Source: WordNet® 3.1
devolve (third-person singular simple present devolves, present participle devolving, simple past and past participle devolved)
(obsolete, transitive) To roll (something) down; to unroll. [15th-19th c.]
(intransitive) To be inherited by someone else; to pass down upon the next person in a succession, especially through failure or loss of an earlier holder. [from 16th c.]
(transitive) To delegate (a responsibility, duty, etc.) on or upon someone. [from 17th c.]
(intransitive) To fall as a duty or responsibility on or upon someone. [from 18th c.]
(intransitive) To degenerate; to break down. [from 18th c.]
• The verb is sometimes used in the context of biology (in sense 5, "to degenerate; to break down"), but generally not by scientists as it is highly subjective.
De*volve", v. t. [imp. & p. p. Devolved; p. pr. & vb. n. Devolving.]
Etym: [L. devolvere, devolutum, to roll down; de + volvere to roll
down; de + volvere to roll. See Voluble.]
1. To roll onward or downward; to pass on.
Every headlong stream Devolves its winding waters to the main.
Devolved his rounded periods. Tennyson.
2. To transfer from one person to another; to deliver over; to hand
down; -- generally with upon, sometimes with to or into.
They devolved a considerable share of their power upon their
They devolved their whole authority into the hands of the council of
De*volve", v. i.
Definition: To pass by transmission or succession; to be handed over or
down; -- generally with on or upon, sometimes with to or into; as,
after the general fell, the command devolved upon (or on) the next
officer in rank.
His estate . . . devolved to Lord Somerville. Johnson.
Source: Webster’s Unabridged Dictionary 1913 Edition