RichThesaurus
Styxian
vs
Tartarean
Styxian
Tartarean
noun
A native or inhabitant of Tartarus.
A native or inhabitant of Tartary.
adj
Of or relating to Tartarus.
How often have the words
Styxian
and
Tartarean
occurred in a corpus of books?
(source:
Google Ngram Viewer
)