feeble vs milquetoast

feeble

adj
  • Lacking force, vigor, or effectiveness in action or expression; faint. 

  • Deficient in physical strength. 

milquetoast

adj
  • Meek, timid; lacking character or effectiveness. 

noun
  • A person of meek or timid disposition; a person who lacks character or effectiveness. 

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