Dissembling

“And when Joseph saw his brothers, he recognized them, but he treated them as strangers and spoke harshly to them. “Where have you come from?” he asked. “From the land of Canaan,” they replied. “We are here to buy food.””

“When Joseph came home, they presented him with the gifts they had brought, and they bowed to the ground before him.”

“So he changed his behavior before them and feigned madness in their hands; he scratched on the doors of the gate and let his saliva run down his beard.”