fastigium vs pinnacle

fastigium

noun
  • An apex or summit; culmination. 

  • The most intense phase of a disease, especially a fever. 

  • A pediment or gable end. 

pinnacle

noun
  • An upright member, generally ending in a small spire, used to finish a buttress, to constitute a part in a proportion, as where pinnacles flank a gable or spire. 

  • The highest point. 

  • Coordinate term: sea stack 

  • A tall, sharp and craggy rock or mountain. 

  • An all-time high; a point of greatest achievement or success. 

verb
  • To place on a pinnacle. 

  • To build or furnish with a pinnacle or pinnacles. 

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