featherlike vs pubescent

featherlike

adj
  • Having the characteristics of plumage. 

  • As light as a feather. 

pubescent

adj
  • Covered with down or fine hairs. 

  • At or just after the age of puberty. 

noun
  • An individual who is going through puberty. 

  • Synonym: See Thesaurus:pubescent 

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