Machiavellian, Machiavellic, acute, adrift, afloat, alternating, ambidextrous, amoral, amorphous, arch, artful, astute, back-door, backstairs, bent, cagey, calculating, canny, capricious, changeable, changeful, chiseling, clandestine, clever, close, closemouthed, collusive, conniving, conscienceless, conspiratorial, corrupt, corrupted, covert, covinous, crafty, criminal, crooked, cunning, cute, dangerous, dark, deceitful, deceiving, deep-laid, deep, designing, desultory, deviable, devious, diplomatic, discreet, dishonest, dishonorable, dizzy, dodging, double-dealing, double, doubtful, dubious, duplicitous, eccentric, elusive, elusory, equivocating, erratic, evasive, false, falsehearted, fast and loose, feline, felonious, fickle, finagling, fishy, fitful, flickering, flighty, flitting, fluctuating, foxy, fraudulent, freakish, furtive, giddy, guileful, hazardous, hidlings, hole-and-corner, hugger-mugger, ill-got, ill-gotten, immoral, impetuous, impulsive, inconsistent, inconstant, indecisive, indirect, infirm, ingenious, insecure, insidious, insubstantial, inventive, irregular, irresolute, irresponsible, knavish, knowing, lying, malingering, mazy, mendacious, mercurial, moody, not kosher, pawky, perfidious, perilous, politic, precarious, privy, provisional, questionable, quiet, rambling, ready, resourceful, restless, risky, roguish, rotten, roving, scatterbrained, scheming, secret, secretive, serpentine, shady, shaky, shameless, shapeless, sharp, shifting, shirking, shrewd, shuffling, sinister, skulking, slick, slinking, slinky, slippery, sly, smooth, snaky, sneaking, sneaky, sophistical, spasmodic, spineless, stealthy, strategic, subtile, subtle, supple, surreptitious, suspicious, tactical, temporary, tentative, ticklish, traitorous, treacherous, trickish, tricksy, tricky, two-faced, unaccountable, uncertain, uncommunicative, unconscienced, unconscientious, unconscionable, uncontrolled, undependable, under-the-counter, under-the-table, undercover, underground, underhand, underhanded, undisciplined, unethical, unfaithworthy, unfixed, unobtrusive, unpredictable, unprincipled, unreliable, unrestrained, unsavory, unscrupulous, unsettled, unsolid, unsound, unstable, unstable as water, unstaid, unsteadfast, unsteady, unstraightforward, unsubstantial, unsure, untrustworthy, untruthful, vacillating, vagrant, variable, vicissitudinary, vicissitudinous, volatile, vulpine, wandering, wanton, wary, wavering, wavery, wavy, wayward, whimsical, wily, wishy-washy, without remorse, without shame