How many letters does the top answer for “wrote big yellow taxi” have?

The most common answer is mitchell (8 letters).

Crossword clue: wrote big yellow taxi

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

mitchell 8 letters wd-fact-v3

United States dancer who formed the first Black classical ballet company (born in 1934)

author of big yellow taxi 60% similar → mitchell

composer of big yellow taxi 60% similar → mitchell

wrote taxi 50% similar → bundchen