Underbuilding [noun]

Definition of Underbuilding:

room on lower floor of building

Synonyms of Underbuilding:

● Vault

● Cellar

● Storage

● Excavation

● Crypt

● Bottom

● Understructure

● Substructure

● Furnace room

● Subterranean room


Opposite/Antonyms of Underbuilding:

● Attic


Sentence/Example of Underbuilding: