cease

[1]	stop , end , finish , leave off , terminate , halt , discontinue , desist (from) , break off (from) , refrain (from)
[2]	give up , quit , lay off

[1]	without cease , ceaselessly , endlessly , unendingly , incessantly , interminably , continuously , continually , constantly , ad infinitum , infinitely , perpetually , forever , eternally , everlastingly , non-stop , unremittingly