stool vs usually childish))

stool

verb
  • To ramify; to tiller, as grain; to shoot out suckers. 

  • To produce stool: to defecate. 

  • To cut down (a plant) until its main stem is close to the ground, resembling a stool, to promote new growth. 

noun
  • A footstool. 

  • A plant that has been cut down until its main stem is close to the ground, resembling a stool, to promote new growth. 

  • Feces, excrement. 

  • A seat for one person without a back or armrests. 

  • A throne. 

  • A production of feces or excrement, an act of defecation, stooling. 

  • A seat with a back; a chair. 

  • Material, such as oyster shells, spread on the sea bottom for oyster spat to adhere to. 

  • A plant from which layers are propagated by bending its branches into the soil. 

  • A small channel on the side of a vessel, for the deadeyes of the backstays. 

usually childish))

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