Synonyms of shifty

1 Syllable
slyer, shrewd, sliest, sly, slick, slier, slyest, wily
2 Syllables
slimy, roguish, cunning, devious, stealthiest, stealthier, wiggly, sneakier, tricky, foxy, unloyal, cagey, shady, sneaking, stealthy, wilier, crafty, sneaky, dodging, shuffling, crooked, witted, scheming, dodgy, lying, sneakiest
3 Syllables
deceitful, tottery, tottering, contriving, insidious, phoniness, conniving, furtive, dishonest, uncandid, underhand, moonlighting, unstable, treacherous, perjurious, perfidious, slippery, fraudulent, mendacious, variable, unhonest, two-faced, lubricious, foresworn, untruthful, fly-by-night, unfaithful
4 Syllables
untrustworthy, underhanded, unreliable, elusive, unscrupulous, falsehearted, deceptive, dirty-dealing, collusive, unprincipled, evasive, insincere, elusory, duplicitous, unsavory, disingenuous, unequable, unconscientious
5 Syllables
equivocating, adulterine, exploitative
6 Syllables
prevaricative, prevaricatory