grave in WordNet English dictionary

1. causing fear or anxiety by threatening great harm
   "a dangerous operation"; "a grave situation"; "a grave illness"; "grievous bodily harm"; "a serious wound"; "a serious turn of events"; "a severe case of pneumonia"; "a life-threatening disease"
   dangerous  grave  grievous  serious  severe  life-threatening 
   
2. of great gravity or crucial import; requiring serious thought
   "grave responsibilities"; "faced a grave decision in a time of crisis"; "a grievous fault"; "heavy matters of state"; "the weighty matters to be discussed at the peace conference"
   grave  grievous  heavy  weighty 
   
3. dignified and somber in manner or character and committed to keeping promises
   "a grave God-fearing man"; "a quiet sedate nature"; "as sober as a judge"; "a solemn promise"; "the judge was solemn as he pronounced sentence"
   grave  sedate  sober  solemn 
   

1. carve, cut, or etch into a material or surface
   "engrave a pen"; "engraved the trophy cupt with the winner's"; "the lovers scratched their names into the bark of the tree"
   scratch  engrave  grave  inscribe 
   
2. shape (a material like stone or wood) by whittling away at it
   "She is sculpting the block of marble into an image of her husband"
   sculpt  sculpture  grave 
   

1. a place for the burial of a corpse (especially beneath the ground and marked by a tombstone)
   "he put flowers on his mother's grave"
   grave  tomb 
   
2. a mark (`) placed above a vowel to indicate pronunciation
   grave accent  grave 
   
3. death of a person
   "he went to his grave without forgiving me"; "from cradle to grave"
   grave