How many letters does the top answer for “wrote claire's knee” have?

The most common answer is rohmer (6 letters).

Crossword clue: wrote claire's knee

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

rohmer 6 letters wd-fact-v3

author of claire's knee 50% similar → rohmer

director of claire's knee 50% similar → rohmer