noun (n)

• the state of being prominent: widely known or eminent(noun.state)

  Antonym:
  obscurity
  

  source: wordnet30
• relative importance(noun.attribute)

  Synonym:
  magnitude
  

  source: wordnet30
• something that bulges out or is protuberant or projects from its surroundings(noun.shape)

  Example:
  He stood on the rocky prominence.
  

  Synonym:
  bulge, bump, excrescence, extrusion, gibbosity, gibbousness, hump, jut, protrusion, protuberance, swelling
  

  source: wordnet30
• The quality or state of being prominent; a standing out from something; conspicuousness.(noun)

  source: webster1913