nondiscriminatory vs unneighbourly

nondiscriminatory

adj

  • Not discriminatory; not effecting or resulting in discrimination. 

unneighbourly

adj

  • Not neighbourly; antisocial. 

adv

  • In a way that is not neighbourly. 

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