seesaw
seesaw - noun
a plaything consisting of a board balanced on a fulcrum; the board is ridden up and down by children at either end
seesaw - verb
- ride on a plank
- move up and down as if on a seesaw
- move unsteadily, with a rocking motion
seesaw - thesaurus
teeter
teeterboard
teetertotter
totter