Which term indicates a markedly unpleasant or repulsive condition?

The term "squalid" accurately describes a condition that is extremely dirty and unpleasant, often associated with poverty or neglect. It signifies an environment that is not only unclean but also evokes a sense of revulsion due to its degraded state. In literature and conversation, using "squalid" paints a vivid picture of dismal circumstances, making it a powerful descriptor for unpleasant living conditions or situations. The word is commonly used in contexts describing squalid living conditions, emphasizing filth and moral degradation.

The other terms do not align with the meaning of a repulsive condition. "Shrewd" relates to someone being astute or clever in practical matters. "Stipulate" refers to specifying conditions or requirements in an agreement. "Revere" involves deep respect or admiration, which contrasts sharply with describing something unpleasant or repulsive.