RichThesaurus
double-dealing
vs
thiefy
double-dealing
adj
Cheating, dishonest; treacherous.
noun
deceit or treachery
thiefy
adj
Like a thief; thievish; thieving
How often have the words
double-dealing
and
thiefy
occurred in a corpus of books?
(source:
Google Ngram Viewer
)