What is noun of shied?

The Word 'shied' is the past tense of the verb to shy.

The Word 'shy' is a verb, an adjective, and a noun.

The noun 'shy' is a Word for a sudden startled movement; a Word for a thing.

The noun form of the verb to 'shy' is the gerund, shying.

The noun form of the adjective 'shy' is shyness.