📒 to promise to do something; to promise something will happen
📒 to give a written promise to replace or repair a product free if it goes wrong
📒 to make something certain to happen
📒 to be certain that something will happen
📒 to agree to be legally responsible for something or for doing something, especially for paying back money that somebody else owes if they cannot pay it back themselves
📒 to be certain to have a particular result