Onerous

hard

AHN-er-us

adjective

Definition

burdensome; involving a great deal of effort or difficulty

Examples

The contract imposed onerous obligations that the small firm could not realistically meet.
Caring for three sick relatives at once proved an onerous responsibility.

Synonyms

burdensomeoppressivetaxingarduous

Antonyms

easyeffortlesslightundemanding

Categories

GRE Tip

Onerous is a hard-difficulty GRE word. On the GRE, you might see it paired with synonyms like "burdensome" or "oppressive" in Sentence Equivalence questions. Look for contrast clues (however, despite, although) that signal the opposite meaning. Words like "easy".

Related GRE Words

Master onerous and 1,000+ GRE words

Learn through stories, practice with real GRE questions, and never forget with spaced repetition.