tuck away vs unmask

tuck away

verb
  • To save or hoard (something); to hide (something) in a safe spot; to squirrel away. 

  • To be located in a remote, inaccessible or difficult-to-see spot. 

  • To eat a lot of (something). 

unmask

verb
  • To cease engaging in masking, to cease disguising one's autism. 

  • To enable (an interrupt, etc.) by unsetting or setting the associated bit. 

  • To remove a mask from someone. 

  • To expose, or reveal the true character of someone. 

  • To remove one's mask. 

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