/ ˈsɔːdɪd; NAmE ˈsɔːrdɪd/ adjective
1.
immoral or dishonest :
It was a shock to discover the truth about his sordid past.
I didn't want to hear the sordid details of their relationship.
2.
very dirty and unpleasant
SYN squalid :
people living in sordid conditions
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WORD ORIGIN
late Middle English (as a medical term in the sense producing pus ): from French sordide or Latin sordidus , from sordere be dirty. The current senses date from the early 17th cent.