[{"Bold_text": "adjective", "List Items": ["causing grief great sorrow:grievous news.Synonyms: painful , sorrowful , sad , tragic , heartbreaking Antonyms: delightful", "full of or expressing grief ; sorrowful :a grievous cry.", "characterized by great pain or suffering; severe :grievous bodily harm;a grievous injury.", "having serious effects; grave :a grievous mistake;grievous faults.", "extremely or shockingly wicked, cruel, brutal, etc.; atrocious :a grievous offense against morality;grievous crimes.Synonyms: critical , acute , onerous , harsh , brutal , heinous , appalling", "burdensome ; oppressive :to incur grievous expenses."]}]