INSTIGATE
prompt, inspire, instigate
(verb) serve as the inciting cause of; “She prompted me to call my relatives”
incite, instigate, set off, stir up
(verb) provoke or stir up; “incite a riot”; “set off great unrest among the people”
Source: WordNet® 3.1
Etymology
Verb
instigate (third-person singular simple present instigates, present participle instigating, simple past and past participle instigated)
(transitive) to incite; to bring about by urging or encouraging
(transitive) to goad or urge (a person) forward, especially to wicked actions; to provoke
Synonyms: animate, encourage, impel, incite, provoke, spur, stimulate, tempt, urge
Antonyms: halt, prevent, stop
Source: Wiktionary
In"sti*gate, v. t. [imp. & p. p. Instigated; p. pr. & vb. n.
Instigating.] Etym: [L. instigatus, p. p. of instigare to instigate;
pref. in- in + a root akin to G. stechen to prick, E. stick. See
Stick.]
Definition: To goad or urge forward; to set on; to provoke; to incite; --
used chiefly with reference to evil actions; as to instigate one to a
crime.
He hath only instigated his blackest agents to the very extent of
their malignity. Bp. Warburton.
Syn.
– To stimulate; urge; spur; provoke; tempt; incite; impel;
encourage; animate.
Source: Webster’s Unabridged Dictionary 1913 Edition