moo / mou / moue / mu [mu:]
moo – n. & v. – n. – 1. either the lowing sound made by a cattlebeast or an imitation of it; 2. an incompetent person; 3. money
mou – n. – 1. alternate for mouth; 2. a Chinese unit of area usually equivalent to 670 square metres
moue – n. & v. – n. – 1. an expression of mock annoyance or distaste; v. – make mock expression
mu – n. – 1. the twelfth letter of the Greek alphabet corresponding to the English “m”; 2. Astronomy - the twelfth star in a constellation; 3. one micrometre; 4. Buddhism – a state of voidness; 5. used as a way of refusing to answer a “yes/no” question: 6. Biology - a temperate phage which infects enterobacteria