PONDEROUS

 Ponderous (Adj):- having great mass and weight and unwieldiness, dull ,boring

Synonyms: heavy, lumber

ing Uses:- Her face took on a ponderous look again. - Because I like creative articles, I find reading a newspaper to be a ponderous task.
 

EXPUNGE

Expunge (V):- to eliminate completely; remove by erasing or crossing out or as if by drawing a line.

Synonyms: excise, scratch, strike

Uses:- -I would like to expunge my ex-husband from my memory.

-The president has the power to expunge any person’s criminal history in order to give that individual a fresh start in life

When I received the diamond ring from my husband, I felt the need to expunge any anger I previously felt towards him.