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

The most common answer is manama (6 letters).

Crossword clue: city in capital governorate

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

manama 6 letters wd-fact-v3

the capital of Bahrain; located at the northern end of Bahrain Island

capital of vatican city 50% similar → vaticancity

city in abyan governorate 50% similar → zinjibar

city in asyut governorate 50% similar → dairut, elquseyya

city in babylon governorate 50% similar → hillah, iskandariya, kutha

city in baghdad governorate 50% similar → tikrit

city in balqa governorate 50% similar → salt

city in basra governorate 50% similar → azzubayr

city in beheira governorate 50% similar → damanhur, naucratis, rosetta