proverb vs theorem

proverb

noun
  • A striking or paradoxical assertion; an obscure saying; an enigma; a parable. 

  • A drama exemplifying a proverb. 

  • A phrase expressing a basic truth which may be applied to common situations. 

  • A familiar illustration; a subject of contemptuous reference. 

verb
  • To name in, or as, a proverb. 

  • To write or utter proverbs. 

  • To provide with a proverb. 

theorem

noun
  • A mathematical statement of some importance that has been proven to be true. Minor theorems are often called propositions. Theorems which are not very interesting in themselves but are an essential part of a bigger theorem's proof are called lemmas. 

  • A syntactically correct expression that is deducible from the given axioms of a deductive system. 

  • A mathematical statement that is expected to be true 

verb
  • To formulate into a theorem. 

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