inscrutable Synonyms

mysterious cryptical deep cryptic mystifying unexpressive telestic unsearchable sibylline wildering unaccountable secret mystic mystical obscure occult opaque perplexing puzzling recondite wooden unintelligible unfathomable unfathomed unexplained uncomprehensible unanalyzable straight-faced sphinxlike unsolvable unexplainable poker-faced deadpan unreadable unmodulated unbridgeable unknowable qabalistic kabbalistic unsoundable mysterial investigable enigmatical enigmatic difficult delphic delphian dark complex cabalistic