qualitative adjective

describes shape, size, colour, state, or manner Ex: Compassionate, Ambitious, Reckless, Loyal, Optimistic, Pessimistic, Resourceful

quantitative adjective

answers "How much?" or "How many?" questions. Ex: abundant, numerous, countless, limited, adequate, sufficient, minimal, excessive, ample.

possessive adjectives

shows possession, i.e. ownership Ex: My, Your, His, Her, Their, Its, Our

interrogative adjectives

us