(a) Inadequate for its intended purpose, insufficient, limited in operation or action
(b) flawed, defective; also, inferior in physical form; of animals, organisms: primitive, lower [sometimes……
(a) Of a substance, structure, an object: white in color; whitish, pale-colored, light-colored; of the moon, a star: silvery-white; of a book or register: bound in a white or light-colored binding; of……