#froth__foam  a mass of small bubbles formed in or on a liquid
  supertype:  bubble  a hollow globule of gas (e.g., air or carbon dioxide)
  subtype:  shaving_foam__shavingfoam  toiletry consisting of a liquid preparation containing many small bubbles that soften the beard before shaving
  subtype:  head.froth  the foam or froth that accumulates at the top when you pour an effervescent liquid into a container; "the beer had a large head of foam"
  subtype:  lather  the foam resulting from excessive sweating (as on a horse)
  subtype:  soapsuds__suds__lather  the froth produced by soaps or detergents
     subtype:  shaving_cream__shavingcream__shaving_soap__shavingsoap  toiletry consisting of a preparation of soap and fatty acids that forms a rich lather for softening the beard before shaving
  subtype:  spume  foam or froth on the sea
  subtype:  white_water__whitewater  frothy water as in rapids or waterfalls

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