Definition of fainaigue:
(v) :
(transitive) To achieve or obtain (something) by complicated or deceitful methods; to finagle, to wangle.
(v) :
(transitive) To cheat or deceive (someone).
(v) :
(intransitive) To evade work or shirk responsibility.
(v) :
(intransitive) To fail to keep a promise; to renege.
(v) :
(intransitive) (card games) To renege (“break one's commitment to follow suit when capable”).