1: τάφος
(Strong's #5028 — Noun Masculine — taphos — taf'-os )

akin to thapto, "to bury," originally "a burial," then, "a place for burial, a tomb," occurs in Matthew 23:27; 23:29 , RV (AV, "tombs"); 27:61,64,66; 28:1; metaphorically, Romans 3:13 .

2: μνῆμα
(Strong's #3418 & 3419 — Noun Neuter — mnema & mnemeion — mnay'-mah )

see GRAVE.