pushover vs waffler

pushover

noun
  • Someone who is easily swayed or influenced to change his/her mind or comply. 

  • Something that is easy to do or accomplish; an easy task. 

  • Someone who lets him/herself be picked or bullied on without defending or standing up for him/herself. 

waffler

noun
  • One who waffles, or changes sides or positions frequently. 

  • One who waffles or rambles; a vague, unfocused speaker or writer. 

  • A waffle iron. 

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