i Register
In some senses, lived-in is marked as euphemistic. Watch for register when choosing this word.
adj
Looking like someone currently lives there or has lived there, not pristine, not new
Looking sloppily kept.
fully-realized, well-observed.
2012, January 24. Richard Brody, "A Better Nomination", The New Yorker. "Pitt's performance is lived-in, exhuberant, hearty …"