A common noun, as it (in a general sense) represents an unspecific entity.
The word boyfriend is a singular, common, abstract, compound noun. The 'boy' is concrete, the boy's status as boyfriend is an abstract concept.
The noun 'kind' is an abstract noun. There is no form for kind that is a concrete noun.
Yes.
Sure, "kind" can be used as a noun to refer to a category or type of something. For example, you could say "What kind of music do you like?" or "I prefer the kind of books that make me think." In these sentences, "kind" is used to ask about or describe a specific category or type of music and books.
common noun
The noun 'kind' is an abstact noun as a word for a type or class. The abstract noun form of the adjective "kind" is "kindness".
It's no kind of noun it is an adjective. The noun is ravenousness.
The the noun 'kind' is an abstract noun as a word for type or class; having similar characteristics.The abstract noun for kind is kindness.
The word 'kind' is both an adjective and a noun. The noun kind, a singular, common, abstract noun is a word for a group of individuals or instances sharing common traits; a category.The noun forms for the adjective kind are kindness and kindliness.
It isn’t a noun at all. Replaces a noun.
A common noun
She is a noun.