adjective satellite (s)

• (used colloquially) having the relationship of friends or pals(adj.all)

  Synonym:
  matey, pally, palsy-walsy
  

  source: wordnet30
• (used informally) associated on close terms(adj.all)

  Example:
  The bartender was chummy with the regular customers.
  

  Synonym:
  buddy-buddy, thick
  

  source: wordnet30