How many letters does the top answer for “used of a society that has not developed writing” have?

The most common answer is nonliterate (11 letters).

Crossword clue: used of a society that has not developed writing

2 answers found in Letterora's clue database (Wikidata facts, Open Trivia DB, WordNet and Webster definitions — all licensed sources).

nonliterate 11 letters wn-def

used of a society that has not developed writing

preliterate 11 letters wn-def

used of a society that has not developed writing