grievous
adj.adj. very serious, severe, or painful. It describes something that causes great suffering or harm.
adj. causing great pain, suffering, or severe injury; extremely serious or grave in nature. Often used in legal or medical contexts to describe physical harm or significant errors.
The accident resulted in a grievous injury to his leg.
The company suffered a grievous financial loss after the main factory was forced to close.
The judge noted that the defendant's actions constituted a grievous breach of trust, causing irreparable damage to the community's faith in the institution.
From Middle English grevous, from Anglo-Norman grevous, from Old French grever, from Latin gravō (“I burden”). Developed in the 13th century. Equivalent to grief + -ous.
Typically used to modify nouns representing harm, such as 'injury', 'error', 'loss', or 'harm'.