unlimited vs limited

unlimited is not a noun while limited is a noun.

Word	Noun	Adjective	Verb	Adverb
unlimited	No	Yes	No	No
limited	Yes	Yes	No	No

unlimited (noun)	limited (noun)
	public transport consisting of a fast train or bus that makes only a few scheduled stops

unlimited (adjective)	limited (adjective)
having no limits in range or scope	small in range or scope
that cannot be entirely consumed or used up	not unlimited
without reservation or exception	not excessive
	including only a part
	mediocre
	subject to limits or subjected to limits
	having a specific function or scope