adj. 25B6; adjective ILLEGIBLE, unreadable, hard to read, unintelligible, unclear; scribbled, scrawled, hieroglyphic, squiggly, cramped, crabbed.
INDECIPHERABLE
Meaning of INDECIPHERABLE in English
Concise Oxford thesaurus English vocabulary. Краткий оксфордский словарь английского языка тезаурус. 2012