Kind (or sort ) of as an adverbial modifier meaning “somewhat” occurs in informal speech and writing: Sales have been kind (or sort ) of slow these last few weeks.

Is kind an adjective or adverb?

As a noun, kind refers to the variety or specific type of something. The adjective kind also describes showing sympathy or giving comfort. If someone's feelings are hurt, a kind word can go a long way to making that person feel better.

Is kinds a verb noun or adverb?

Kind can be an adjective, an adverb or a noun.