a.
1.
Crafty, cunning, artful, sly, wily, arch, astute, designing, intriguing, insinuating, crooked, tricky, diplomatic, Machiavelian, sophistical, Jesuitical.
2.
Cunning, artful, cunningly devised.
3.
Acute, keen, shrewd, sagacious, deep, profound.
a.
1.
Crafty, cunning, artful, sly, wily, arch, astute, designing, intriguing, insinuating, crooked, tricky, diplomatic, Machiavelian, sophistical, Jesuitical.
2.
Cunning, artful, cunningly devised.
3.
Acute, keen, shrewd, sagacious, deep, profound.
Soule. Dictionary of English synonyms. Словарь английских синонимов. 2012