Biangbiang noodle is a kind of noodle that originated in Shaanxi, and now it is also the Biang of noodle restaurant. This word is still in use, and the writing of Biangbiang can only be found in Kangxi dictionary.
There is a crossword puzzle about biang:
Flying to the sky at one point, the Yellow River bends two times, with a splayed mouth and an internal I-shaped shape.
Twist to the left, twist to the right, and there comes a word in the middle.
The left side is long, the right side is long, and there is a horse king in the middle.
Leave a golden hook at the bottom of my heart next to the moon to hang the horse pond,
Push the car around Xianyang.
In modern Chinese, the Chinese character with the most strokes is nàng.
The word "only" in figure 36 means stuffy nose, and the explanation is not clear.
I hope it helps you.