狡猾
I-adj
Noun
1
adjectival nouns or quasi-adjectives (keiyodoshi)noun (common) (futsuumeishi)
sly;cunning;crafty
それだけ北朝鮮は（中国も）狡猾なんです。
That's just how cunning North Korea is (and China, too).
Other forms
狡黠 【こうかつ】 (rarely used kanji form)