Or search: vatic, mantic, cryptic, vatical, esoteric, sibyllic, prophetic, cabalistic, divinatory, qabalistic, kabbalistic, prophetical
3 Syllables: SUU
fitfully, guillotine, Italy, literally, Philippine, Philistine, prettily, signally, Tripoli

Found 9 words across 1 groupings. Skipped 2 excess words of a similar stem.