noun - a thing or a personthat keeps someone or something safe
noun - a small caterpillar that makes a fine thread used to make cloth
adverb - in a way that is awkward and not careful
adjective - visually perfect, ideal, or beautiful, as if carefully arranged for a photograph
adverb - In a way that is not clear or not said openly
noun - an informal word for cigarettes
noun, American English, informal - an informal word for sports shoes
noun - a machine that cuts pieces of wood into small chips
adjective - very difficult or impossible to stop, limit, or manage
noun, technical - continuous low humming sound