[{"Bold_text": "abbreviation for", "List Items": ["Order of Preachers (Dominican)."]}, {"Bold_text": "abbreviation for", "List Items": ["observation post.", "British Theater. opposite prompt opposite prompt.", "out of print.", "overproof."]}, {"Bold_text": "noun", "List Items": ["op art op art."]}, {"Bold_text": null, "List Items": ["observation post."]}, {"Bold_text": null, "List Items": ["variant of ob- (by assimilation) beforep:oppose."]}, {"Bold_text": "abbreviation for", "List Items": ["opera.", "operation.", "opposite.", "opus."]}, {"Bold_text": "abbreviation for", "List Items": ["opus."]}, {"Bold_text": "abbreviation for", "List Items": ["out of print."]}]