Synonyms/Hypernyms (Ordered by Estimated Frequency) of noun cavern

2 senses of cavern

Sense 1
cavern -- (any large dark enclosed space; "his eyes were dark caverns")
       => enclosure, natural enclosure -- (a naturally enclosed space)

Sense 2
cavern -- (a large cave or a large chamber in a cave)
       => cave -- (a geological formation consisting of an underground enclosure with access from the surface of the ground or from the sea)

Synonyms/Hypernyms (Ordered by Estimated Frequency) of verb cavern

1 sense of cavern

Sense 1
cavern, cavern out -- (hollow out as if making a cavern)
       => hollow, hollow out, core out -- (remove the interior of; "hollow out a tree trunk")