Synonyms of shadiness

1 Syllable
graft, fraud, bunk, craft
2 Syllables
swindle, umbrae, guile, deceit, cunning, stealing, racket, flimflam, cheating, darkness, shade, slyness
3 Syllables
wiliness, craftiness, crookedness, perfidy, treachery, fourberie, falsehood, trickery, chicane, corruptions, lightlessness, smokiness, infamy, deviousness, shiftiness, sneakiness, corruption, falsity, faithlessness, jobbery, trickiness
4 Syllables
improbity, double-dealing, duplicity, fraudulency, hanky-panky, mendacity, semidarkness, dishonesty, obscurations, indirections, obscuration, chicanery, villainousness, rascality, indirection, hocus-pocus, artifice, fraudulence, insidiousness, perfidiousness
5 Syllables
unscrupulousness, infidelity, criminality, underhandedness, calignosity, tenebrosity