guileful
131stealthy — Synonyms and related words: Machiavellian, Machiavellic, acute, arch, artful, astute, back door, backstairs, cagey, canny, catlike, catty, clandestine, clever, closet, covert, crafty, cunning, cute, deceitful, deep, deep laid, designing,… …
132strategic — Synonyms and related words: Machiavellian, Machiavellic, acute, arch, arranged, artful, astute, blueprinted, cagey, calculated, canny, cardinal, charted, clever, contrived, crafty, critical, crucial, cunning, cute, deceitful, deep, deep laid,… …
