falling to pieces; in a state of disrepair

falling apart; in ruins

(land) ploughed but not sown or planted

inactive

(of places) unpleasant; poor

desolate

old, neglected etc; unwell

run-down, dilapidated

in a bad state of repair; poorly dressed; (of behaviour) unkind and unfair

broken-down; in poor shape

untidy and worn

shabby

with no-one to give care or attention

not watched

neglected

shabby, in bad shape

not domesticated

wild

untidy (the usual word)

shabby, sloppy

not observed or noticed

ignored

(of a player) not seeded

inactive

(of a person, ability) not recognized and praised

uncelebrated