An example of where it was found:
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「モゾリ」 is a variant of the onomatopoeia 「もぞもぞ/モゾモゾ」, which expresses the movement of a thing/creature creeping about. The 「と」 helps it sound more like an adverb (even though, technically speaking, onomatopoeias can generally function adverbially even without a 「と」).
"While covering my mouth in haste, I quickly gave a kick to that little shadow that was creeping about the room."
I actually answered a similar question here: