go up and down (verb) fluctuate: vacillate, change
Sinonime: antic, caper,
fling,
folly, frolic, gag, high jinks, lark,
mischief, monkeyshines, prank, rib, roguery, rollick, romp,
scrape,
shenanigans*, spree, stunt, trick,
vagaryAntonime: hold,
persist,
remain,
stay