How many letters does the top answer for “a quality characterized by indirect reference” have?

The most common answer is allusiveness (12 letters).

Crossword clue: a quality characterized by indirect reference

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

allusiveness 12 letters wn-def

a quality characterized by indirect reference

characterized by indirect references 75% similar → allusive