Adjectives are words that describe or modify another person or thing in the sentence. when they describe nouns or pronouns , adjectives typically ans the following question :-
1. what kind?
2. which one ?
3. how many ?
adjectives are usually placed before noun. adjectives may also follow the noun they describe like smitherman , cold and achy , etc. adjectives r often recognizable by their suffixes like -ous, -ful, -ish , -able .
hope it helps u