Tomb
Part of speech: noun
Definition: A small building (or "vault") 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.
Part of speech: verb
Definition: To bury.
Grave
Part of speech: noun
Definition: An accent used in French, Italian and other languages. è is an e with a grave accent.An excavation in the earth as a place of burial; also, any place of interment; a tomb; a sepulcher. Hence: death; destruction.
Part of speech: adjective
Definition: Of great weight; heavy; ponderous.Of importance; momentous; weighty; influential; sedate; serious; said of character, relations, etc.; as, grave deportment, character, influence, etc.Not light or gay; solemn; sober; plain; as, a grave color; a grave face.Not acute or sharp; low; deep; -- said of sound; as, a grave note or key.Slow and solemn in movement.
Part of speech: verb
Definition: To dig. Chaucer.To carve or cut, as letters or figures, on some hard substance; to engrave.To carve out or give shape to, by cutting with a chisel; to sculpture; as, to grave an image.To impress deeply (on the mind); to fix indelibly.To entomb; to bury. —Chaucer.To clean, as a vessel's bottom, of barnacles, grass, etc., and pay it over with pitch — so called because graves or greaves was formerly used for this purpose.To write or delineate on hard substances, by means of incised lines; to practice engraving.