- abstruseness
- nprof.indity, profoundness, depth, deepness, esotericism, esoterism, esotery, recon-diteness, abstrusity, abstractness; impenetrability, im-penetrableness, incomprehensibility, incomprehen-sibleness, inscrutability, inscrutableness, unknowableness, unknowability, indecipherability, indecipherableness; mysticity, mysticality, mysticalness, cabalism, occultness, supernaturalness, preternaturalness, other-worldliness; mysteriousness, inexplicability, inexplica-bleness, unexplainableness, insolvability, insolubility, insolubleness; darkness, obscurity, obscureness, dimness, vagueness, nebulousness,; obfuscation, obscurantism.
A Note on the Style of the synonym finder. 2014.