Prefecturely
Prefecturely or Prefecturerly. it's Derivative from the Words Prefecture and Properly. Meaning, "Why are you talking like you're from here."
Example: a person from California comes to Chicago, then starts talking like the people there. they'll say things like He, went outside, she, goes outside with him. or I ain't even gonna hold you. or, Hold time I new he was finna jack his shit.
You can say, "Why you speaking so Prefecturerly/Prefecturely ?
You can say, "Why you speaking so Prefecturerly/Prefecturely ?