The term 'Silent Worker' can be described by the crossword solution of MIME, which is an acronym for 'miming'. MIME is a form of physical theatre in which the performer uses gestures and body movements to convey a story or emotion without the use of words. It is often used in silent films and other forms of visual media. MIME artists are often referred to as 'silent workers' because they rely solely on their physicality to communicate.