favorite son vs solicitant

favorite son

noun
  • A successful man from a particular area. 

  • A male candidate chosen by a state delegation for an initial ballot, in the knowledge that other delegations will not prefer this candidate, for the purpose of negotiation. 

  • A male party member to whom the leadership is likely to assign a prominent role. 

solicitant

noun
  • One who solicits. 

  • A priest who abused the confessional to solicit women. 

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