足元を見るあしもとをみる慣用句ことわざto size up (e.g. customer when setting a high price)to take advantage (e.g. of a weak situation)
前門の虎、後門の狼ぜんもんのとら、こうもんのおおかみ慣用句ことわざbetween the devil and the deep seaout of the frying pan into the fire