Mild :: Mild (superl.) Gentle; pleasant; kind; soft; bland; clement; hence, moderate in degree or quality; -- the opposite of harsh, severe, irritating, violent, disagreeable, etc.; -- applied to persons and things; as, a mild disposition; a mild eye; a mild air; a mild medicine; a mild insanity..
Milden :: Milden (v. t.) To make mild, or milder..
Mildew :: Mildew (n.) A growth of minute powdery or webby fungi, whitish or of different colors, found on various diseased or decaying substances..