if you are teaching about adjective then what is the reason to introduce noun it is just the wastage of time introduce more about adjective

Adjectives qualify nouns. Adjectives are those words which describe nouns and pronouns. They are modifiers of nouns. Thus, it is very important to understand the correlation and interdependence of nouns and adjectives.

For instance,

• She has got a very nice (adj) yellow (adj) dress (n).

• Her book (n) on Google is amazing (adj).

• He was running a very tight (adj) schedule (n).