indecipherable Synonyms

undecipherable unreadable illegible unclear unintelligible unaccountable barely legible scribbled scrawled recondite puzzling profound perplexing unfathomable unknowable difficult to read hard to make out chicken-scratchy hard to read unexplained uncomprehensible ungraspable illegibly spidery occult obscure mystifying deep cryptic cramped crabbed confusing cacographic baffling arcane ambiguous alchemic enigmatic enigmatical mysterious irresolvable inscrutable inexplicable indistinct incomprehensible inapprehension impenetrable hieroglyphic esoteric abstruse