sord- +

1. Foul matter; excretion; dregs.
2. Filthy, useless, or rejected matter of any kind; specifically in medicine, the foul matter that collects on the teeth and tongue in low fevers and other conditions attended with great vital depression.
3. Foul matter collected on the lips and teeth in low fevers, consisting of food, microorganisms, and epithelial elements.
4. A dark brown or blackish crust-like collection on the lips, teeth, and gums of a person with dehydration associated with a chronic debilitating disease.

Foul material accumulating in the stomach consisting of a mixture of food, epithelial matter (membranous tissue covering internal organs and other internal surfaces of the body), and microorganisms.

1. Demonstrating the worst aspects of human nature; such as, immorality, selfishness, and greed.
2. Squalid, dirty, filthy, and depressing.
3. Morally ignoble or base; vile; such as, sordid methods.
4. Meanly selfish, self-seeking, or mercenary.
5. Wretchedly poor and run-down.

• Dirty, squalid: "sordid dwellings".
• Dealing with squalor or moral degradation: "a sordid story".
• Mean, contemptible: "sordid squabbles".

6. Of a dull, dirty, or muddy hue.

1. In a sordid or squalid way or manner.
2. Marked by baseness or grossness; vile.
3. In a way that is dirty or morally low.
4. Of a dull or muddy color.

Unworthiness by virtue of lacking higher values; baseness, contemptibility, despicableness, despicability.