armed vs castellated

armed

adj
  • Having prickles or thorns. 

  • Equipped, especially with a weapon. 

  • Having horns, claws, teeth, a beak, etc. in a particular tincture, as contrasted with that of the animal as a whole. 

  • Possessing arms of a specified number or type. 

  • Prepared for use; loaded. 

  • Having an arm or arms, often of a specified number or type. 

castellated

adj
  • Having grooves or recesses on an upper face. 

  • Castle-like: built or shaped like a castle. 

  • Castled: having or furnished with castles. 

  • Housed or kept in a castle. 

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