debigulate vs diminish

debigulate

verb
  • To reduce or shrink; to make or become smaller. 

diminish

verb
  • To make smaller. 

  • To taper. 

  • To disappear gradually. 

  • To take away; to subtract. 

  • To lessen the authority or dignity of; to put down; to degrade; to abase; to weaken; to nerf (in gaming). 

  • To become less or smaller. 

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