Select the most appropriate synonym of the given word.

HEYDAY

Zenith

The most appropriate synonym of the word heyday is zenith.

• Heyday means "the period of greatest success or popularity."
• Zenith means "the highest point or culmination."

The other words do not have the same meaning as heyday.

• Hot day means "a day that is very hot."
• Imperative means "absolutely necessary or required."
• Keystone means "the central or most important part of something."