boot out vs let in

boot out

verb
  • To fall or slide out of a turn due to excessive lean, which causes the athlete's boot to contact and pivot on the surface and the proper surface contact element to lose contact and traction. 

  • Emphatic synonym of kick out: to remove, to eject, to expel. 

let in

verb
  • To associate with. 

  • To let someone or something come in; to admit someone or something in. 

  • To divulge one's inner thoughts to (someone), making oneself emotionally vulnerable to them; to open up to (someone). 

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