S: (v) end, stop, finish, terminate, cease (have an end, in a temporal, spatial, or quantitative sense; either spatial or metaphorical) "the bronchioles terminate in a capillary bed"; "Your rights stop where you infringe upon the rights of other"; "My property ends by the bushes"; "The symphony ends in a pianissimo"
W: (v) appear [Opposed to: disappear] (come into being or existence, or appear on the scene) "Then the computer came along and changed our lives"; "Homo sapiens appeared millions of years ago"