pubescent vs teenage

pubescent

adj
  • At or just after the age of puberty. 

  • Covered with down or fine hairs. 

noun
  • An individual who is going through puberty. 

  • Synonym: See Thesaurus:pubescent 

teenage

adj
  • Of or relating to an age between thirteen and nineteen years old. 

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