dependent vs grammar

dependent and grammar both are nouns.

Word	Noun	Adjective	Verb	Adverb
dependent	Yes	Yes	No	No
grammar	Yes	No	No	No

dependent (noun)	grammar (noun)
a person who relies on another person for support (especially financial support)	the branch of linguistics that deals with syntax and morphology (and sometimes also deals with semantics)

dependent (adjective)	grammar (adjective)
relying on or requiring a person or thing for support, supply, or what is needed
(of a clause) unable to stand alone syntactically as a complete sentence
addicted to a drug
contingent on something else
being under the power or sovereignty of another or others
held from above and hanging down