The crossword solution for the term 'make slightly wet' is 'MOISTEN', which has 7 letters. MOISTEN means to make something slightly wet, usually by adding a small amount of liquid. It is often used to describe food that has been cooked with a small amount of liquid, such as steamed vegetables or a moist cake. MOISTEN can also be used to describe the process of adding a small amount of water to a dry substance, such as soil or clay.