up to · completely (describing a completion of an action to its end) · and get in trouble, and get what's coming to one (describing actions, often risky or excessive, which result in negative consequences)
köken: Inherited from Proto-Slavic *do.
до- (do-) + -йти́ (-jtí, “to go”) → дойти́ (dojtí, “to go up to, to reach”)