Quick Quiz: Nouns Score: Change category, Flip order Reset Incorrect! Try again. Noun: martyr Your choice? shrub bearing round-fruited kumquats one who suffers for the sake of principle Microwave Amplification by Stimulated Emission of Radiation; a device that works on same principle as a laser and emits coherent microwave radiation   (Noun: maser) (trademark) a type of fiberboard   (Noun: masonite)