Wiktionary
a. Lacking care; neglected.
WordNet
adj. lacking needed care and attention [ant: cared-for]
Usage examples of "uncared-for".
But I noted last year that the smaller fortaleza is become little more than a crumbling and uncared-for ruin, bare of any ordnance, while the larger, the main castillo, though in fair repair, has been stripped of all save only the very largest pieces, mostly aged bombards not suitable for shipboard use, though very dangerous enough if one chances to sail within range of the stones they cast.
Arcturus, or Aldebaran, or whatever the blazing luminary may have been, with all his revolving worlds, sailed uncared-for down the firmament.
But I noted last year that the smaller forteleza is become little more than a crumbling and uncared-for ruin, bare of any ordnance, while the larger, the main caxtillo, though in fair repair, has been stripped of all save only the very largest pieces, mostly aged bombards not suitable for shipboard use, though very dangerous enough if one chances to sail within range of the stones they cast.
And the mass of uncared-for ignorance and brutality, finding a voice at length, bitterly repels the condescensions of charity.
Normally she wore her long mane of hair piled up on top of her head for Court appearances, but now it hung down in long uncared-for tresses, through which her icy blue eyes stared unwaveringly.