A living thing is any ORGANISM that can grow, reproduce, and maintain homeostasis. The crossword solutions for this term include MAMMAL (6 letters), biont (5 letters), BEING (5 letters), ANIMAL (6 letters), CREATURE (8 letters), ORGANISM (8 letters), ENTITY (6 letters), aerobe (6 letters), and WAGE (4 letters). Mammals are a group of vertebrate animals that have fur or hair, produce milk, and give birth to live young. Bionts are any living organisms, including plants, animals, and microorganisms. BEING is a synonym for living thing. Animals are multicellular organisms that are capable of movement and are usually mobile. Creatures are living things, especially animals, that are often seen as imaginary or mythical. Organisms are any living thing, such as plants, animals, and bacteria. An ENTITY is a thing with distinct and independent existence. Aerobes are organisms that require oxygen to survive. WAGE is not related to living things and is instead a payment for work.