[{"Bold_text": "adjective", "List Items": ["unselfishly concerned for or devoted to the welfare of others ( egoistic ).Synonyms: unselfish , benevolent , philanthropic , generous , charitable Antonyms: mean , selfish , self-centered", "Animal Behavior.of or relating to behavior by an that may be to its disadvantage but that benefits others of its kind, often its close relatives."]}]