Wheedle means to get someone to do something or to give someone something by using flattery, coaxing, or smooth, often insincere, words. Inveigle means to get someone to do something in a clever, dishonest way, often by deception, charm, etc.
(a) Fluster = to make someone agitated or confused.
(b) Conspire = to secretly plan with someone to commit an illegal or harmful act.