emblem vs numeral

emblem

noun
  • Something that represents a larger whole. 

  • A picture accompanied with a motto, a set of verses, etc. intended as a moral lesson or meditation. 

  • Inlay; inlaid or mosaic work; something ornamental inserted in a surface. 

  • A representative symbol, such as a trademark or logo. 

numeral

noun
  • A representation of a number composed of such symbols. 

  • A number word, a simple or compound word for a number often having particular grammatical attributes depending on the language. 

  • A symbol that is not a word and represents a number, such as the Arabic numerals 1, 2, 3 and the Roman numerals I, V, X, L. 

  • A card whose rank is a number (usually including the ace as 1). 

adj
  • Of or relating to numbers; numerical. 

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