Exact Match:
- sine wave
- a wave whose waveform resembles a sine curve
Synonyms:
- 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