The adjective solar (based on the Latin word Sol) is used for both the Sun and for the radiation (light, heat) that it produces. (Similarly, the word lunar is used for the Moon, from the Latin name Luna).
The adjective used to describe a noun as of or related to the sun is solar.
"Sunny" is the adjective for sun.
The adjective form of "sun" is "sunny."
No. Sun is a noun.
A noun doesn't describe something. That would be an adjective. An adjective of the sun is that its hot.
Bit hard to understand your question! Is this what you mean? What is an adjective in the sentence 'your sun is really a special star'? special is an adjective.
An adjective is a part of speech that is commonly called a "describing" word. An adjective is used to describe a noun in a sentence. For example, in the sentence "The sun set behind the red barn." the adjective is the word "red", and the noun it is describing is the word "barn."
Sunny is an adjective, a word that describes a noun: a sunny day.
hot
Hot, scorching, gaseous, yellow, orange, large, round.
"Sunny" is an adjective that can be made from the word "sun." It describes something that is bright, warm, or cheerful like the sun.
Solar