euphonious vs rhythmic

euphonious

adj
  • Of sounds, especially speech: demonstrating or possessing euphony; agreeable to the ear; pleasant-sounding. 

rhythmic

adj
  • With regular, repetitive motion or sound. 

  • Characterized by rhythm. 

  • Of or relating to rhythm. 

  • Written in verse, especially rhyming verse. 

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