Related Clues:

• Common thing?
• Verb preceder
• Program
• Sink or swim, e.g.
• Verb accompanier
• 61-Across, for example
• Computer language
• Word ending in 'o' in Esperanto
• What '-ence' forms
• It may be common
• It may be proper
• Secret language
• Spy's writing
• Proper ___
• Binary ___