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/tuːm/ · noun
A small building, or a room within one, for the remains of the dead, with walls, a roof, and (if it is to be used for more than one corpse) a door. It may be partly or wholly in the ground (except for its entrance) in a cemetery, or it may be inside a church proper or in its crypt. Single tombs may be permanently sealed; those for families (or other groups) have doors for access whenever needed..
As one dead in the bottom of a tomb.
I never told anyone about it. You're the first, except Ivan, of course—Ivan knows everything. He knew about it long before you. But Ivan's a tomb.
I'll go to the tomb unrepentant.
Use tomb when its meaning, tone and grammar fit the full sentence. A synonym is not always a direct replacement.
Tomb means A small building, or a room within one, for the remains of the dead, with walls, a roof, and (if it is to be used for more than one corpse) a door. It may be partly or wholly in the ground (except for its entrance) in a cemetery, or it may be inside a church proper or in its crypt. Single tombs may be permanently sealed; those for families (or other groups) have doors for access whenever needed..
Common synonyms include burial chamber, sepulchre, vault, grave.
The opposite depends on the specific sense.
As one dead in the bottom of a tomb.
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