analphabetic

nouns

an illiterate person who does not know the alphabet

adjectives

relating to or expressed by a writing system that is not alphabetic
antonym
pertains to
not alphabetic
"an analphabetic arrangement of letters"; "Jesperson's system of phonetic transcription is analphabetic"
antonym
having little acquaintance with writing
"special tutorials to assist the unlettered sector of society"
is derived from