squalor
/ˈskwɒlə(r)/noun
mass noun
- a state of being extremely dirty and unpleasant, especially as a result of poverty or neglect（尤指贫穷或忽略导致的）肮脏, 邋遢：
they lived in squalor and disease.
他们在肮脏和疾病肆虐的环境中生活。
词源
early 17th cent.: from Latin, from squalere 'be dirty'.