[{"Bold_text": "noun", "List Items": ["vigorous or bitter conflict, discord, or antagonism:to be at strife.Synonyms: opposition , contrariety , disagreement , difference Antonyms: peace", "a quarrel, struggle, or clash:armed strife.Synonyms: conflict , fight Antonyms: peace", "competition or rivalry:the strife of the marketplace.", "Archaic.strenuous effort."]}]