eat one's words vs withcall

eat one's words

verb
  • To regret or retract what one has said. 

withcall

verb
  • To call back or call away (from); recall; withdraw one's words; retract; recant; unsay; cancel; call off. 

How often have the words eat one's words and withcall occurred in a corpus of books? (source: Google Ngram Viewer )