Millennial Word for Having to Do Grownup Things

This page is the CodyCross answer for the clue below from Concert Hall, Group 584, Puzzle 3 (Claude Debussy).

Question is: Millennial Word for Having to Do Grownup Things

and the answer is: ADULTING

Word Meaning:

ADULTING — (slang) Activities typically associated with adulthood.

Definitions from Wiktionary.