The word "it" is not an adjective (it is a pronoun). A word is an adjective if it modifies (defines, characterizes) a noun or pronoun.
The big tent - big is an adjective
He is tall - tall is an adjective
This key - this (while arguably called a determiner) is a demonstrative adjective
Cautious IS an adjective. An adjective is an action!
probable is an adjective
Stable is an adjective.
Severe is an adjective.
Remarkable is an adjective.
No, it is a verb or a noun (to go around, to surround; a round shape). The adjective form is circular.
It is an adjective.It is a an adjective.
Cautious IS an adjective. An adjective is an action!
An adjective
it is an adjective!
No. It is not an adjective. An adjective describes something.
No, it is an adverb. The adjective is clumsy.
It can be. "Ideal" is an adjective and a noun.
No it's not a adjective, an adjective is a describing word.
adjective
No, it is not an adjective; it is an adverb. The adjective form is "awkward."
It is not an adjective. It is a noun based on the adjective unfit.