noun a desire for food.

noun the process of introducing air into a material.

adjective lacking in color, spirit, or vitality.

noun masses of lymphoid tissue located in the throat behind the nose.

noun a quality of being pleasant or agreeable.

noun a desirable or useful feature of a place.

adjective occurring by chance.

adjective clearly visible or understood; obvious.

noun refers to having ability or capability.

adjective relating to a tree of the poplar family.