grievous

adjective

griev·​ous ˈgrē-vəs 

1

: causing or characterized by severe pain, suffering, or sorrow

a grievous wound

a grievous loss

2

: oppressive, onerous

grievous costs of war

3

: serious, grave

grievous fault

grievously adverb

grievousness noun

Synonyms of grievous

• harsh
• searing
• severe
• oppressive
• tough
• brutal
• rough
• hard
• cruel
• grim
• painful

Examples of grievous in a Sentence

the grievous cost of war

He took a foolish financial risk and suffered a grievous loss.

Recent Examples on the Web

No sin is too grievous for His mercy. —Chris Roemer, Baltimore Sun, 2 Apr. 2026

Her governments oversaw sustained economic growth, infrastructure expansion, and the establishment of a war crimes tribunal to prosecute those responsible for committing grievous crimes during the Bangladesh Liberation War. —Andrew Pereira, Encyclopedia Britannica, 11 Mar. 2026

Former Premier League footballer Joey Barton has been remanded in custody after being charged with assault occasioning grievous bodily harm. —Phil Hay, New York Times, 11 Mar. 2026

In 2012, The Hollywood Reporter – the same trade magazine that recently lamented a downturn in animal rentals – published an exposé cataloging incidents in which animals died, were injured or were put at grievous risk on sets. —Cynthia Chris, The Conversation, 19 Feb. 2026

Word History

Etymology

Middle English grevous, greveus "oppressive, burdensome, injurious, severe (of sickness, wounds)," borrowed from Anglo-French grevous, grevus (continental Old French grevos), from gref "burden, hardship, grief" + -ous -ous

First Known Use

13th century, in the meaning defined at sense 1

Kids Definition

grievous

adjective

griev·​ous ˈgrē-vəs 

1

: heavy entry 1 sense 2, severe

the grievous cost of war

2

: causing pain, suffering, or sorrow

a grievous wound

3

: serious sense 4, grave

a grievous mistake

grievously adverb

grievousness noun