You searched for: “tephramancy”
tephromancy, tephramancy (s) (noun) (no pl)
Divination by examining the ashes of a victim: Tephromancy is especially performed from an altar in which the ashes of a sacrificed being have blown or thrown up into the air after consummation.

Tephromancy is related to "spodomancy".

This entry is located in the following unit: -mancy, -mancer, -mantic, -mantical (page 15)