Onus

Noun

Definition: A burden or responsibility.

Synonyms: Burden, Responsibility, Obligation

Antonyms: Benefit, Advantage, Privilege

Examples:

The onus is on you to prove your innocence.
He felt the onus of leading the team to victory.

Mnemonics:

"Onus" sounds similar to "onus", which can remind you of the word "burden" or "responsibility".

Etymology:

Origin:

Latin "onus" meaning "burden"

Historical Usage:

The word "onus" has been used in English since the mid-17th century, retaining its essential meaning of a burden or responsibility throughout history.

Related Idioms:

Idiom:

"Place the onus on"

Explanation:

To assign or place the responsibility or burden on someone or something.