inimicable vs unneighbourly

inimicable

adj

  • (rare) Inimical (harmful, hostile). 

unneighbourly

adj

  • Not neighbourly; antisocial. 

adv

  • In a way that is not neighbourly. 

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