'Smooth' in the Bible

"But look!" Jacob pointed out to his mother Rebekah, "My brother Esau is a hairy man, but I'm smooth skinned.

She put some goat skins over his hands and on the smooth part of his neck.

He took his staff in his hand and chose for himself five smooth stones from the brook and put them in the pouch in his shepherd's bag. He approached the Philistine with his sling in his hand.

His mouth is as smooth as butter, while war is in his heart. His words were as smooth as olive oil, while his sword is drawn.

A clay vessel plated with a thin veneer of silver that's what smooth lips with a wicked heart are.

"I have aroused him in righteousness, and I'll make all his pathways smooth. It is he who will rebuild my city and set my exiles free, but not for a price nor reward, " says the LORD of the Heavenly Armies.

"Among the smooth stones of the ravines is your portion there they are as your lot. To them you have poured out drink offerings; you have brought grain offerings. Should I be lenient over such things?