Vocabulary - large, big, great etc.

Large = refers to size, quantity and extent without saying anything about importance. e.g. We live in a large house in a large suburb as I earn a large salary.

Great = very large e.g. There has been a great change in the size of the population in that area.

Big = extensive in size and importance e.g. They are having a big wedding with high-profile guests.

Substantial/Considerable = extensive in size, amount, form or importance e.g. The company has given considerable thought to its marketing campaign.

Major = extensive in size or importance e.g. Building that highway is a major project and the government is investing heavily in it.

Enormous = huge e.g. The diamond on her wedding ring is enormous.