Grow pale is a term used to describe the process of something becoming lighter in color. FADE, with four letters, is a gradual decrease in brightness or intensity. ETIOLATE, with eight letters, is to make or become weak or sickly. BLANCH, with six letters, is to turn pale, especially from shock, fear, or a sudden emotion. BLEACH, with six letters, is to remove color or stains from something. WHITEN, with six letters, is to make something white or much lighter in color. All of these terms describe the process of something becoming lighter in color.