πόρνη: harlot, prostitute; likely derive from πέρναω, since most prostitutes were slaves who were purchased
πορνίδιον: little harlot (a diminutive)
πορνοβοσκεῖον: a brothel
πορνοβοσκός: a keeper of prostitutes
πορνογέννητος: born of a prostitute
πορνογράφος: writing belonging to prostitutes
πορνοδιδάσκαλος: a sex-teacher
πορνοκόπος: one who spends time with prostitutes
πορνομανής: crazy for prostitutes
πορνομοιχής: one who commits adultery with prostitutes
The terms πορνοβοσκεῖον (a brothel) andπορνοβοσκός (keeper of prostitutes) are a little disturbing insofar as they are composed of a verb boskeô, which is more often used with grazing or caring for herd animals.