How many letters does the top answer for “wrote zabibah and the king” have?

The most common answer is hussein (7 letters).

Crossword clue: wrote zabibah and the king

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

hussein 7 letters wd-fact-v3

king of Jordan credited with creating stability at home and seeking peace with Israel (1935-1999)

wrote the king and i 67% similar → rodgers

author of zabibah and the king 50% similar → hussein

wrote idylls of the king 50% similar → tennyson

wrote king lear 50% similar → shakespeare

wrote the king in yellow 50% similar → chambers

wrote the king of queens 50% similar → james

wrote the lion king 50% similar → rice, rogen