In fairness, it could be Welsh
J/k
Would need more Ls and Ys.
Before I escaped from Philly decades ago, I used to drive past a Llanerch Diner, which amazingly enough is still with us, considering the ethnic turnover in that area. It was in the movie Silver Linings Playbook, much as the Southgate Shopping Center in nearby-to-me Lakeland, FL, was in a scene of Edward Scissorhands. Which has nothing to do with an ephebophilic pervert, of course.