Mandatory

Parts Of Speech: Adjective

Definition:

Required by law or mandate; compulsory.

Synonyms: Similar words

binding	compulsory	essential
forced	involuntary	obligatory

binding

compulsory

essential

forced

involuntary

obligatory

Antonyms: Opposite words

free

inessential

optional

Sentences:

Metal wires

The company’s mandatory retirement age is 60.

Bowls

Wearing a helmet while riding a bike is mandatory.

Gold chain

The judge imposed the mandatory sentence for the murderer.

House

A reply to this message is mandatory.