Can home be used as a noun?

Yes, "home" can definitely be used as a noun. In fact, it's most commonly used as a noun.

Here are some examples:

* "I'm going home." (Here, "home" refers to the place where the speaker lives.)

* "My home is a cozy cottage." (Here, "home" refers to the speaker's house.)

* "We found a new home for our dog." (Here, "home" refers to a place of residence for the dog.)

While "home" can also function as an adverb (e.g., "I went home early") or an adjective (e.g., "home video"), its most common grammatical function is as a noun.