ad infinitum again and again at a stretch at attention bolt upright ceaselessly connectedly constantly continually continuously cumulatively cyclically endlessly endways endwise erectly incessantly interminably monotonously on a stretch on and on perennially repetitively right on end round the clock together unbrokenly unceasingly unintermittently uninterruptedly unrelievedly up up on end upright uprightly upstandingly without a break without cease without stopping