Rat-ridden

He then lays certain silver money on the table, finds his hat, gropes his way down the broken stairs, gives a good morning to some rat-ridden doorkeeper, in bed in a black hutch beneath the stairs, and passes out.

1905, Ford Madox Ford, The Benefactor, London: Brown, Langham & Co., Part IV, Chapter 3, p. 282, Years ago he had completed his purchase of the ramshackle and rat-ridden old barrack.

[…] what Miss Borton found was a rat-ridden and overcrowded superslum that could be steered to as a goal, and accepted as even temporarily habitable, only by men, women and children who had come straight out of hell.

1999, Philip French, “He killed a boy, and the binmen are on strike. Life really stinks...” (review of the film Ratcatcher), The Guardian, 14 November, 1999, The polluted canal and the foetid, rat-ridden garbage become forceful symbols of a society indifferent to the suffering in its lower depths and the inability of the demoralised to change their condition.