brow vs pinnacle

brow

noun
  • The projecting upper edge of a steep place such as a hill. 

  • The ridge over the eyes; the eyebrow. 

  • A gallery in a coal mine running across the face of the coal. 

  • The forehead. 

  • The first tine of an antler's beam. 

  • The hinged part of a landing craft or ferry which is lowered to form a landing platform; a ramp. 

  • The gangway from ship to shore when a ship is lying alongside a quay. 

  • Aspect; appearance. 

verb
  • To bound or limit; to be at, or form, the edge of. 

pinnacle

noun
  • A tall, sharp and craggy rock or mountain. 

  • 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 

  • 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 brow and pinnacle occurred in a corpus of books? (source: Google Ngram Viewer )