impudent vs lippy

impudent

adj
  • Not showing due respect; impertinent; bold-faced. 

lippy

adj
  • Having a tendency to talk back in a cheeky or impertinent manner. 

  • Having prominent lips. 

noun
  • Lip gloss or lipstick; (countable) a stick of this product. 

  • An old dry measure amounting to one quarter of a peck (for goods sold by weight, 1¾ pounds or about four-fifths of a kilogram); also, a container of that capacity. 

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