S: (v) work (work%2:41:02::) (exert oneself by doing mental or physical work for a purpose or out of necessity) "I will work hard to improve my grades"; "she worked hard for better living conditions for the poor"
W: (v) idle (idle%2:41:00::) [Opposed to: work] (be idle; exist in a changeless situation) "The old man sat and stagnated on his porch"; "He slugged in bed all morning"