doxology vs panegyric

doxology

noun
  • An expression of praise to God, especially a short hymn sung as part of a Christian worship service. 

panegyric

noun
  • A formal speech publicly praising someone or something. 

  • Someone who writes or delivers such a speech. 

adj
  • panegyrical 

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