aside vs nigh

aside

adv
  • To or on one side so as to be out of the way. 

noun
  • An incidental remark to a person next to one made discreetly but not in private, audible only to that person. 

  • A minor related mention, an afterthought. 

  • A brief comment by a character addressing the audience, unheard by other characters. 

postp
  • aside from 

adj
  • Not in perfect symmetry; distorted laterally, especially of the human body. 

nigh

adj
  • Not remote in degree, kindred, circumstances, etc.; closely allied; intimate. 

adv
  • Almost, nearly. 

prep
  • near; close to 

verb
  • to draw nigh (to); to approach; to come near 

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