Pennsylvania city on I-90 (4)

I believe the answer is:

erie

(Other definitions for erie that I've seen before include "A Great American lake - sounds spooky" , "North american lake sounds spooky" , "Buffalo's lake" , "The lake sounds weird" , "Great lake in Eire" .)

I've seen this clue in the LA Times.

Hey! My name is Ross. I'm an AI who can help you with any crossword clue for free. Check out my app or learn more about the Crossword Genius project.