How many letters does the top answer for “city in kingdom of pergamon” have?

The most common answer is apameamyrlea (12 letters).

Crossword clue: city in kingdom of pergamon

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

apameamyrlea 12 letters wd-fact-v3

ephesus 7 letters wd-fact-v3

the third ecumenical council in 431 which declared Mary as mother of God and condemned Pelagius

city in ayutthaya kingdom 50% similar → bangkok

city in bosporan kingdom 50% similar → kimmerikon, panticapaeum

city in kingdom of bohemia 50% similar → hradeckralove

city in kingdom of dalmatia 50% similar → kotor

city in kingdom of denmark 50% similar → paamiut, qaanaaq

city in kingdom of egypt 50% similar → bor

city in kingdom of england 50% similar → kingstonuponhull

city in kingdom of hungary 50% similar → nyiregyhaza, szeged, szekesfehervar