verb (v)

• go on board(verb.motion)

  Synonym:
  ship
  Antonym:
  debark, disembark, set down
  

  source: wordnet30
• set out on (an enterprise or subject of study)(verb.change)

  Example:
  She embarked upon a new career.
  

  Synonym:
  enter
  

  source: wordnet30
• proceed somewhere despite the risk of possible dangers(verb.social)

  Synonym:
  venture
  

  source: wordnet30
• To cause to go on board a vessel or boat; to put on shipboard.(verb)

  source: webster1913
• To go on board a vessel or a boat for a voyage; as, the troops embarked for Lisbon.(verb)

  source: webster1913