hired hand vs wingman

hired hand

noun
  • A person who is employed to perform routine chores and manual labor, especially on a farm or ranch. 

wingman

verb
  • To act as a wingman for (someone); to accompany in order to provide support. 

noun
  • A pilot partner of another, a pilot who flies in the same wing or squadron. 

  • A friend who accompanies one to offer (or receive) support, especially in flirting with love interests. 

  • A player positioned on the wing. 

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