A waxy substance is a type of material that has a wax-like consistency and is often used for various purposes. Ambergris (9 letters) is a waxy substance produced in the digestive system of sperm whales and is used in perfumes and medicines. CERE (4 letters) is a waxy substance derived from certain plants and is used as a coating for fruits and vegetables. Cutin (5 letters) is a waxy substance found in the cuticles of plants and is used to protect them from dehydration and pests. SEALANT (7 letters) is a waxy substance used to seal cracks and gaps in various materials, such as wood, metal, and concrete.