cavernous
adjective /ˈkævənəs/
/ˈkævərnəs/
(formal)- (of a room or space) very large and often empty and/or dark; like a cave
- the vast, cavernous space of the empty concert hall
Extra Examples- He opened his cavernous mouth and yawned.
- The stage was cavernous and empty.
Oxford Collocations DictionaryCavernous is used with these nouns:- hall
- mouth
- room
- …
Word Originlate Middle English: from Old French caverneux or Latin cavernosus (from caverna ‘cavern’, from cavus ‘hollow’).