The word "Nekromanteion" comes from ancient Greek
= dead +  = oracle.

Etymology of the word

"Apotropaic" is a word of Greek origin deriving from:
,
"something that is cast away",

in its turn deriving from the verb:
,
"to cast away".

Etymology of the word

The word "chthonian" comes from ancient Greek
= subterranean.

Word etymology

"Bustrophedic" is a word of Greek origin,  deriving from:
,
in its turn composed by:
(ox) and  (to turn).

It is said of an inscription in which writing direction changes from one line to the next (as ploughing oxen turn): if, in the first line, direction is sinistrorse, it is dextrorse in the second and so on. Even letters follow line direction.