flyaway vs impotent

flyaway

noun
  • Anything that is difficult to capture or restrain. 

  • A stray hair that is difficult to style. 

  • A portable satellite television antenna. 

  • A kind of dismount from bars that incorporates one or more flips or twists. 

adj
  • Disposed to fly away; unrestrained; light and free. 

  • Flighty; frivolous 

  • Soft, light, unruly, and difficult to set into a style. 

impotent

noun
  • an impotent or powerless person 

  • a man who has erectile dysfunction 

adj
  • lacking physical strength or vigor; weak 

  • incapable of sexual intercourse, often because of an inability to achieve or sustain an erection, having impotentia coeundi 

  • lacking in power, as to act effectively; helpless 

  • sterile 

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