Formation of adjective & uses of Adjective: there are no general rules to form adjective but there are some practices which are being follow to make adjectives.

Below are some examples of Formation & uses of Adjective.

Some Adjectives are formed from Noun:

Any, Some
Any use for negative/interrogative and some use for affirmative.

1. He me any Mangoes?
2. Have you any Mangoes
3. He give me some Mangoes

Later,Latter
Later mention time and Latter denote position.

1. My friend reached school later than me.
2. Recommend latter option.

Elder, Older
Elder used only in person and more formal than older and Older used in person and thing both.

1. He is my elder sister.
2. He is the elder of member of the club.
3. Who is the older brother in both of them.
4. My house is older than your house.

Fewer, Less
Fewer mention number it uses for countable nouns and Less mention quantity and uses with uncountable noun.

1. I did less work than my routine.
2. I have fewer flocks of birds as i used to have.
3. Mr.John drink less water today as doctor recommended the quantity.

Many, Much
Many is used for countable noun and Much is used with uncountable noun.

1. They don’t have much money to spend on vacations.
2. George has many cars.
3. Lucy has many friend in college.
4. Linda is so much miserable on her mother death.

Little, a little, the little.
Little means hardly any not positive meaning, a little means not much but better, the little means not much but all of that.

1. Micheal has little hope for recovery in leg surgery. (hardly any, negative meaning)
2. George has a little money ( not much,some, positive meaning)
3. I have the little information that is not reliable. (Not much but all of that)