illegible incoherent incomprehensible inscrutable insensible ambiguous disorganised disorganized obscure unintelligible unreadable vague indecipherable scrawled scribbled undecipherable squiggly faint indistinct crabbed hieroglyphic unfathomable unclear equivocal garbled spidery disgusting muddled incomplete exclusive opaque obscured inarticulate irrational unreasonable meaningless jumbled confused confusing perplexing puzzling impenetrable esoteric baffling inconceivable mystifying arcane fathomless bewildering inexplicable ungraspable unknowable abstruse cryptic enigmatic mysterious complex complicated recondite