S: (n) care, attention, aid, tending (the work of providing treatment for or attending to someone or something) "no medical care was required"; "the old car needs constant attention"
S: (n) change of state (the act of changing something into something different in essential characteristics)
S: (n) change (the action of changing something) "the change of government had no impact on the economy"; "his change on abortion cost him the election"
S: (n) action (something done (usually as opposed to something said)) "there were stories of murders and other unnatural actions"