abstruseness Synonyms

abstrusity obscureness obscurity profoundness profundity reconditeness vagueness inscrutableness intricacy murkiness mysteriousness mystery obfuscation lack of clarity arcaneness occultness opacity perplexity unintelligibility unclearness puzzle secrecy subtlety uncertainty inscrutability indefiniteness incomprehensibility density deepness darkness confusion complication complexity cloudiness bewilderment ambiguousness ambiguity depth difficulty impenetrability haziness esotericism equivocation equivocalness enigma dubiety doubtfulness doubt dimness ambiguities