◄
Sine Wave
►
Thesaurus
Lissajous figure
alternation
back-and-forth
coming and going
ebb and flow
flux and reflux
reciprocation
rhythmic play
seesaw
seesawing
teeter
teeter-totter
teeter-tottering
teetering
to-and-fro
tottering
ups and downs
wigwag
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