ageful vs grey-haired

ageful

adj

  • Aged, elderly, old. 

  • Eternal, everlasting. 

noun

  • An eternity, a perpetuity. 

grey-haired

adj

  • old, wise, experienced. 

  • Having grey hair. 

How often have the words ageful and grey-haired occurred in a corpus of books? (source: Google Ngram Viewer )