verb (v)

• force out or cause to escape from a proper vessel or channel(verb.contact)

  source: wordnet30
• become active and spew forth lava and rocks(verb.change)

  Synonym:
  belch, erupt
  

  source: wordnet30
• geology: cause molten material, such as lava, to pour forth(verb.body)

  source: wordnet30
• To force or let out of the proper vessels or arteries, as blood.(verb)

  source: webster1913
• To pass by infiltration or effusion from the normal channel, such as a blood vessel or a lymphatic, into the surrounding tissue; -- said of blood, lymph, etc.(verb)

  source: webster1913