#moving_ridge__wave  one of a series of ridges that moves across the surface of a liquid (especially across a large body of water)
  supertype:  movement__motion  a natural event that involves a change in the position or location of something
  subtype:  surf__breaker__breakers  waves breaking on the shore
  subtype:  backwash__wake  the wave that spreads behind a boat as it moves forward; "the motorboat's wake capsized the canoe"
  subtype:  swash  the movement or sound of water; "the swash of waves on the beach"
  subtype:  rippling__ripple__riffle__wavelet  a small wave on the surface of a liquid
  subtype:  crestless_wave__crestlesswave__swell  the undulating movement of the surface of the open sea
     subtype:  heavy_swell__ground_swell  a broad and deep undulation of the ocean
  subtype:  lift.moving_ridge__rise  a wave that lifts the surface of the water or ground
  subtype:  billow__surge  a large sea wave
  subtype:  tidal_wave__tidalwave__tsunami  a huge destructive wave (especially one caused by an earthquake)
  subtype:  rolling_wave__rollingwave__roller__roll  a long heavy sea wave as it advances towards the shore
  subtype:  whitecap__white_horse__whitehorse  a wave that is blown by the wind so its crest is broken and appears white

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