frock vs shirt

frock

verb
  • To clothe (somebody) in a frock. 

  • To make (somebody) a cleric. 

  • To grant to an officer the title and uniform of a rank he will soon be promoted to. 

noun
  • An outer garment worn by priests and other clericals; a habit. 

  • A sailor's jersey. 

  • An undress regimental coat. 

  • A frog. 

  • A dress, a piece of clothing, which consists of a skirt and a cover for the upper body. 

shirt

verb
  • To cover or clothe with a shirt, or as if with a shirt. 

noun
  • An interior lining in a blast furnace. 

  • An article of clothing that is worn on the upper part of the body, and often has sleeves, either long or short, that cover the arms. 

  • A member of the shirt-wearing team in a shirts and skins game. 

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