seesaw vs teeter-totter

seesaw and teeter-totter both are nouns.

Word	Noun	Adjective	Verb	Adverb
seesaw	Yes	No	Yes	No
teeter-totter	Yes	No	Yes	No

As nouns, seesaw and teeter-totter are synonyms defined as:

seesaw and teeter-totter: a plaything consisting of a board balanced on a fulcrum; the board is ridden up and down by children at either end

Other synonyms of seesaw include dandle board, teeter, teeterboard, teetertotter, tilting board.

As verbs, seesaw and teeter-totter are synonyms defined as:

Other synonyms of seesaw include teetertotter.

seesaw (noun)	teeter-totter (noun)
a plaything consisting of a board balanced on a fulcrum; the board is ridden up and down by children at either end	a plaything consisting of a board balanced on a fulcrum; the board is ridden up and down by children at either end

seesaw (verb)	teeter-totter (verb)
move up and down as if on a seesaw	ride on a plank
ride on a plank
move unsteadily, with a rocking motion