"Tawarruq": asking for papers, eating papers. It is derived from "wariq", which means silver dirhams.
Selling money for money, whether they are of the same type and description or are different.
An increase in the price of a commodity made by two or more people, so the one who pays the highest price gets the sale contract.
A sale in which a seller sells a commodity to the buyer provided that when the buyer returns the commodity the seller should return the money.
Any manual or tool-aided craft that a person practices to manufacture things until he becomes skilled at it and it becomes his profession.