Strong's #8613: Tophteh (pronounced tof-teh')
probably a form of 8612; Tophteh, a place of cremation:--Tophet.
Brown-Driver-Briggs Hebrew Lexicon:
ּּ
tophteh
Tophet = "place of fire"
1) a place in the southeast end of the valley of the son of Hinnom south of Jerusalem
1a) same as H8612
Part of Speech: noun proper locative
Relation: probably a form of H8612
Usage:
This word is used 1 times:
Isaiah 30:33: "For Tophet is ordained of old; yea, for the king it"