Answer:
I believed that the word in bold is Soiled, and you can know the definition because the context that the sentence gives you. And the word´s position suggests that "soiled" is used as a noun.
Explanation:
The soil is a synonym of dirt. A synonym is a way to express the same with other words, it is used to avoid repetition throughout a sentence, and in literature to make the reading more interesting.
I hope this answer helps you.
