hollow-hearted vs unveracious

hollow-hearted

adj
  • insincere; deceitful; treacherous; hypocritical. 

  • Yearning. 

  • Having a hole at the center. 

unveracious

adj
  • Not veracious; untruthful; false. 

  • Fake, imitation. 

How often have the words hollow-hearted and unveracious occurred in a corpus of books? (source: Google Ngram Viewer )