SQUALID(adjective): 1 extremely dirty and unpleasant, dirty, run-down, or unsanitary, especially because of poverty; 2 showing a contemptible lack of moral standards:

Examples:
- The TV host made a squalid attempt to save himself from public embarrassment.
- Volunteers in South Africa worked to improve the squalid conditions of the slums.
- The non-profit agency raised money for children who are living in squalor.
- The politician made a squalid attempt to buy votes.

Synonyms: filthy, broken-down, crummy, seedy, shabby, wretched, degraded, nasty, sordid, immoral, undignified

Antonyms: clean, sanitary, sterile