adjective, formal - showing innocent or childlike honesty and openness; candid, unsuspecting
adjective - done quickly and without paying enough attention to details
adverb - in a way that is done knowingly and deliberately
noun - a small, very poor, and dirty house or room
noun, informal - an electronic device designed to attract and kill insects
adjective - large, uniform, often implying rigidity and resistance to change
verb, formal - to make something smooth and shiny by rubbing it