WordNet (r) 3.0 (2006):

shoot up
    v 1: rise dramatically; "Prices shot up overnight"

Moby Thesaurus II by Grady Ward, 1.0:

108 Moby Thesaurus words for "shoot up":
   accrue, accumulate, advance, appreciate, balloon, bloat, blossom,
   bob up, boom, break water, breed, brew, bristle up, broaden, bud,
   burgeon, burst forth, cock up, crescendo, develop, extrude,
   float up, flourish, fly up, fountain, gain, gain strength, gather,
   gemmate, germinate, get ahead, go up, grow, grow rank, grow up,
   gush, hypertrophy, increase, intensify, jet, jump up, jut out,
   leaf, leaf out, leap up, leave, luxuriate, mainline, mature, mount,
   multiply, mushroom, outgrow, overdevelop, overgrow, overrun,
   overtop, poke out, pop up, procreate, project, proliferate,
   protrude, protuberate, pullulate, put forth, put forth leaves,
   put out buds, reproduce, riot, rise, rise up, rocket, root, run up,
   shoot, shoot out, skyrocket, snowball, soar, spread, spring up,
   sprout, sprout up, spurt, stand out, start up, stick out, stick up,
   strengthen, strike root, surface, swell, take root, thrive, tower,
   upgrow, upleap, uprise, upshoot, upspear, upspring, upsprout,
   upstart, vault up, vegetate, wax, widen