From Longman Dictionary of Contemporary Englishentomben‧tomb /ɪnˈtuːm/ verb [transitive] formal CATCHto bury or trap someone in something or under the ground They were entombed in rubble.Grammar Entomb is usually passive.→ See Verb table
Examples from the Corpus
entomb• Burns' body was entombed at Forest Lawn Cemetery.• Likewise the ground, the concrete, which did not cleave to devour or entomb him. 