thalamus vs tokonoma

thalamus

noun
  • An inner room or nuptial chamber. 

  • The receptacle of a flower; a torus. 

  • A thallus. 

  • Either of two large, ovoid structures of grey matter within the forebrain that relay sensory impulses to the cerebral cortex. 

tokonoma

noun
  • A recess in a domestic interior in which a hanging scroll and a flower arrangement is displayed 

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