javelin vs skean

javelin

noun
  • A light spear thrown with the hand and used as a weapon. 

  • A metal-tipped spear thrown for distance in an athletic field event. 

verb
  • To pierce with a javelin. 

skean

noun
  • A double-edged, leaf-shaped, typically bronze dagger formerly used in Ireland and Scotland. 

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