affective vs centripetal

affective

adj
  • Relating to, resulting from, or influenced by the emotions. 

  • Emotional; emotionally charged; affecting. 

centripetal

adj
  • Of, relating to, or operated by centripetal force. 

  • Directed towards the central nervous system; afferent. 

  • Directed or moving towards a centre. 

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