nonpositive vs unwelcome

nonpositive

adj

  • Not positive. 

  • Not positive; either zero or negative. 

noun

  • Any value that is not positive. 

unwelcome

adj

  • Not welcome. 

verb

  • To treat as unwelcome. 

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