Related Clues:
- Peak of activity
- Rise (and fall) of the sea level
- Crasher on a desert island
- It has a daily high and low
- Surface for surfing
- Signal breaker, for example
- Trend of current ideology
- Greeting; undulation
- Undulation; greeting
- It may break on sand
- Image on an oscilloscope
- It comes in pods
- Gesture from a float
- Greeting couples midway through Newark tavern
- Gesture from breaker