How many letters does the top answer for “who was given the title full metal in the anime series full metal alchemist” have?

The most common answer is edward (6 letters).

Crossword clue: who was given the title full metal in the anime series full metal alchemist

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

edward 6 letters otdb

son of Edward III who defeated the French at Crecy and Poitiers in the Hundred Years' War (1330-1376)