oscillate
Cross references: 1. swing os.cil.late \'a:s-*-.la-t\ \a:-'sil-*-.to-r-e-, -.to.r-\ vi [L oscillatus, pp. of oscillare to swing, fr. oscillum swing] 1a: to swing backward and forward like a pendulum : VIBRATE 1b: to move or travel back and forth between two points 2: to vary between opposing beliefs, feelings, or theories : FLUCTUAT E 3: to vary above and below a mean value - os.cil.la.to.ry aj