apparel vs pallium

apparel

noun
  • A small ornamental piece of embroidery worn on albs and some other ecclesiastical vestments. 

  • The furniture of a ship, such as masts, sails, rigging, anchors, guns, etc. 

  • Clothing. 

  • Aspect, guise, form. 

verb
  • To dress or clothe; to attire. 

  • To dress with external ornaments; to cover with something ornamental 

  • To furnish with apparatus; to equip; to fit out. 

pallium

noun
  • A woolen liturgical vestment resembling a collar and worn over the chasuble in the Western Christian liturgical tradition, conferred on archbishops by the Pope, equivalent to the Eastern Christian omophorion. 

  • The mantle of a mollusc. 

  • A large cloak worn by Greek philosophers and teachers. 

  • The cerebral cortex. 

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