CEFR C2

onerous

adjective

Meaning

Involving a great deal of effort, difficulty, or unpleasantness.

Examples

The company was burdened with onerous debts.
It is an onerous responsibility to care for a sick relative.

Synonyms: burdensome, difficult, taxing, arduous

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onerous (C2)

adjective

Pronunciation: /ˈəʊnərəs/

Definition

Involving a great deal of effort, difficulty, or unpleasantness.

Examples

The company was burdened with onerous debts.
It is an onerous responsibility to care for a sick relative.
The government imposed onerous regulations on small businesses.

How to Use onerous

onerous for (prepositional phrase): Describing a burden or difficulty experienced by someone or something. — "The new tax laws proved onerous for many small businesses."
onerous to (prepositional phrase): Indicating something that is difficult or burdensome to do or deal with. — "It was onerous to comply with all the new regulations."

Synonyms of onerous

Words with a similar meaning to onerous:

Antonyms of onerous

Words with the opposite meaning to onerous:

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