adjective satellite (s)

• hard to deal with; especially causing pain or embarrassment(adj.all)

  Example:
  Awkward (or embarrassing or difficult) moments in the discussion.
  

  Synonym:
  awkward, sticky, unenviable
  

  source: wordnet30
• causing to feel shame or chagrin or vexation(adj.all)

  Example:
  The embarrassing moment when she found her petticoat down around her ankles.
  

  Synonym:
  mortifying
  

  source: wordnet30