Select the most appropriate antonym of the given word.

TARDY

PROMPT

The most appropriate antonym of the word tardy is prompt.

• Tardy means "late or slow in arriving or doing something."
• Prompt means "done or happening without delay."

The other words do not have the opposite meaning of tardy.

• Belated means "late or delayed."
• Overdue means "late or delayed beyond a reasonable time."
• Delinquent means "failing to meet one's obligations, especially financial obligations."