How many letters does the top answer for “city in beni suef governorate” have?

The most common answer is benisuef (8 letters).

Crossword clue: city in beni suef governorate

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

benisuef 8 letters wd-fact-v3

nasser 6 letters wd-fact-v3

lake in Egypt formed by dams built on the Nile River at Aswan