Hierapolis = "holy city"
1) a city of Phrygia, situated above the junction of the rivers Lycus and Maeander, near Colosse and Laodicea
Part of Speech: noun proper locative
From G2413 and G4172; holy city; Hierapolis, a place in Asia Minor: - Hierapolis.
Perseus Digital Library
University of Chicago's Logion lexicon
Thayer's dictionary plus other information.
From this site's dictionary (in Italian)
Click on the first column to search for that word as a form of the root Ἱεράπολις; click on the second column to search for that grammatical form of the root Ἱεράπολις; click on the third column to search for that word and grammatical form; click on the total to search for the root Ἱεράπολις.