[{"Bold_text": "noun", "List Items": ["an act or instance of working or acting together for a common purpose or benefit; joint action.", "more or less active assistance from a person, organization, etc.:We sought the cooperation of various civic leaders.", "willingness to cooperate :to indicate cooperation.", "Economics.the combination of persons for purposes of production, purchase, or distribution for their joint benefit:producers' cooperation; consumers' cooperation.", "Sociology.activity shared for mutual benefit.", "Ecology.mutually beneficial interaction among organisms living in a limited area."]}]