GRIEVOUS

Definition

1. adjective causing fear or anxiety by threatening great harm. — synonyms: dangerous, grave, serious, severe, life-threatening
2. adjective causing or marked by grief or anguish. — synonyms: heartbreaking, heartrending
3. adjective of great gravity or crucial import. — synonyms: grave, heavy, weighty
4. adjective shockingly brutal or cruel. — synonyms: atrocious, flagitious, monstrous