How many letters does the top answer for “of or by or typical of an author” have?

The most common answer is auctorial (9 letters).

Crossword clue: of or by or typical of an author

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

auctorial 9 letters wn-def

of or by or typical of an author

authorial 9 letters wn-def

of or by or typical of an author

author of 1q84 50% similar → murakami

author of 2666 50% similar → bolano

author of 4 3 2 1 50% similar → auster

author of q11368 50% similar → kernighan, ritchie

author of q13415681 50% similar → hamill

author of q134773 50% similar → zemeckis

author of q1457000 50% similar → knuth

author of q16276 50% similar → roddenberry