Executable and Executive

adjective

• Capable of being done with means at hand and circumstances as they are.
  • synonyms: feasible, practicable, viable, workable

noun

• A person responsible for the administration of a business.
  • synonyms: executive director
• Persons who administer the law.
• Someone who manages a government agency or department.
  • synonyms: administrator

adjective

• Having the function of carrying out plans or orders etc..
  • usage: "the executive branch"

• (a.) Designed or fitted for execution or carrying into effect; as, executive talent; qualifying for, concerned with or pertaining to, the execution of the laws or the conduct of affairs; as, executive power or authority; executive duties, officer, department, etc.
• (n.) An impersonal title of the chief magistrate or officer who administers the government, whether king, president or governor; the governing person or body.