spa vs whirlpool

spa

noun
  • A hot tub. 

  • A trendy or fashionable resort. 

  • A convenience store. 

  • A health resort near a mineral spring or hot spring. 

  • A health club. 

  • A clumsy person (see spastic) 

  • An idiot; a gobshite 

whirlpool

noun
  • A hot tub, jacuzzi. 

  • A swirling body of water. 

  • Turmoil, or agitated excitement. 

verb
  • To spin or swirl like the water in a whirlpool. 

How often have the words spa and whirlpool occurred in a corpus of books? (source: Google Ngram Viewer )