laser / lazar [ˈlɛizɜr]
laser – n. – 1. History a resin from an umbelliferous plant (order: Umbelliferae) called laserpicium or silphium; 2. a machine or instrument capable of producing very narrow, parallel beams of light either continuously or intermittently
lazar – adj. & n. – adj. – 1. affected by a repelling disease, usually infectious, such as leprosy; 2. loathsome; n. – History a severely diseased person especially a leper