Shapes : triangular, round, square, circular
Colors : black, blue, white, green, red
Personality : happy, sad, angry, depressed
Time : Yearly , monthly, annually
Ages : new, young, old, brand-new, second-hand
Sounds : Loud, noisy, quiet, silent
Tastes : juicy, sweet
Qualities : good, bad, mediocre etc.
Ex – ‘My mother was angry on me.’
In this sentence, the word ‘angry’ is the adjective. It is used to describe about the noun ‘mother’.