How many letters does the top answer for “wrote the wild duck” have?

The most common answer is ibsen (5 letters).

Crossword clue: wrote the wild duck

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

ibsen 5 letters wd-fact-v3

realistic Norwegian author who wrote plays on social and political themes (1828-1906)

wrote into the wild 67% similar → vaughn

wrote the wild 67% similar → garofalo

author of the wild duck 50% similar → ibsen

wrote the call of the wild 50% similar → london

wrote the wild bunch 50% similar → peckinpah

wrote the wild robot 50% similar → ohara