Dictionary / Vocabulary / ずる賢い
ずるがしこい
devious; cunning; sly; crafty
Also written 狡賢い
ドイツ人はとてもずる賢い。
The Germans are very crafty.
最大限に首相という権力を利用し、自己の保身の為に利用するキツネのようにずる賢い首相に見えてくる。
He has come to look like a sly-as-a-fox Premier who uses his position's powers to the fullest extent, to his own advantage.
彼はとてもずる賢いので私は嫌いだ。
I don't like him because he is sly as a fox.