verb

entomb

in-TOOM/ɪnˈtuːm/

To bury or enclose as if in a tomb.

The workers entomb the deceased, sliding the coffin into a stone burial niche.

Two funeral workers slide a closed coffin from a wheeled bier into a stone burial niche, showing the literal act of placing someone in a tomb.

Etymology

The pieces give the image of putting someone into a tomb or burial mound. The figurative sense applies that burial image to someone trapped or enclosed as though buried.

In context

UK Forestry and Natural Resources43:58

my recommendation is is address those issues in the foundation during the summer months greatly reduce the probability that you're going to either entomb or entrap a snake in your house

Snakes - with Dr. Steven Price and Dr. Matthew Springer, UK Forestry and Natural Resources

More examples

The pharaoh was entombed with jewelry and other treasures.
The collapsed tunnel entombed three workers deep underground.
Volcanic ash can entomb entire towns within hours.

Forms

entomb · entombs · entombed · entombing

entombment noun — The act of burying or sealing away.

Similar words

bury: Usually means placing something underground, without suggesting a tomb.
inter: Specifically means placing a dead body in a grave.