(a.) Tending to evade, or marked by evasion; elusive; shuffling; avoiding by artifice.

ambiguous amoral bickering cagey captious casuistic caviling choplogic close closemouthed conscienceless corrupt corrupted criminal crooked cunning dark deceitful devious discreet dishonest dishonorable dissembling doubtful dubious elusive elusory equivocal equivocating equivocatory felonious fishy fraudulent hairsplitting hedging ill-got ill-gotten immoral indirect insidious intangible logic-chopping malingering misleading nit-picking not kosher oblique paltering petty picayune prevaricating pussyfooting questionable quibbling rotten secret secretive shady shameless shifty shirking shuffling sinister sliding slippery sly sophistical suspicious tergiversant tergiversating trichoschistic tricky trifling trivial unclear uncommunicative unconscienced unconscientious unconscionable underhand underhanded unethical unprincipled unsavory unscrupulous unstraightforward vague weasel-worded without remorse without shame