[{"Bold_text": "verb (used with object)", "List Items": ["to unite or join so as to increase the number, quantity, size, or importance:to add two cups of sugar; to add a postscript to her letter;to add insult to injury.Synonyms: adjoin , attach , append , affix", "to find the sum of (often followed byup):Add this column of figures.Add up the grocery bills.Synonyms: sum , total", "to say or write further.", "to include (usually followed byin):Don't forget to add in the tip."]}, {"Bold_text": "verb (used without object)", "List Items": ["to perform the arithmetic operation of addition :children learning to add and subtract.", "to be or serve as an addition (usually followed byto):His illness added to the family's troubles."]}, {"Bold_text": "noun", "List Items": ["Journalism.copy added to a completed story."]}, {"Bold_text": "verb phrase", "List Items": ["to signify; indicate:The evidence adds up to a case of murder."]}, {"Bold_text": "abbreviation for", "List Items": ["attention deficit disorder:the inattentive subtype of ADHD ,usually marked by distractibility and difficulties with executive function."]}]