retardate vs spoony

retardate

noun
  • A retarded person; a person with retardation. 

spoony

noun
  • A foolish, simple, or silly person. 

  • A foolishly amorous person. 

adj
  • Feebly sentimental; gushy. 

  • Enamored in a silly or sentimental way. 

  • Similar to a spoon 

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