How many letters does the top answer for “wrote the red shoes” have?

The most common answer is powell (6 letters).

Crossword clue: wrote the red shoes

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

powell 6 letters wd-fact-v3

English physicist who discovered the pion (the first known meson) which is a subatomic particle involved in holding the

author of the red shoes 50% similar → powell

wrote deep red 50% similar → argento

wrote red cavalry 50% similar → babel

wrote red harvest 50% similar → hammett

wrote red house 50% similar → morris

wrote red sorghum 50% similar → yan