How many letters does the top answer for “author of the nutcracker and the mouse king” have?

The most common answer is hoffmann (8 letters).

Crossword clue: author of the nutcracker and the mouse king

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

hoffmann 8 letters wd-fact-v3

composer of the nutcracker and the mouse king 60% similar → hoffmann

wrote the nutcracker and the mouse king 60% similar → hoffmann

author of the king and i 50% similar → rodgers

author of the nutcracker 50% similar → petipa, tchaikovsky