to appeal to the court, police or other public place, and compete which one is correct publicly; to bring a lawsuit

ouch

(idiomatic) Not caring at all, being no skin off one's nose, being of no concern at all.

a vehicle decorated with images of fictional anime, manga, or game characters

(kyabakura industry) horrid client

stone; rock

cornerstone, large, great, eminent; (appears to be a corruption of 礎, "cornerstone")

a stone / (slang, electronics) a transistor

(archaic) decree from an empress, empress dowager or grand empress dowager

a surname