The word about is often a preposition. It can be an adverb (to look about, about done) and much less clearly an adjective, in idiomatic forms meaning going or moving about (he was up and about, not many about at that hour).
An adverb describes a verb, an adjective or another adverb.
The word small can be an adjective or an adverb.
Constantly is an adverb. Constant is an adjective.
Approximate is an adjective, approximately is an adverb.
The word very is an adverb.
Dark can be an adjective or a noun. Darkly is an adverb.
Adverb.Here is an adverb, not an adjective.
its an adverb an adjective is a descriptive word an adverb is a feeling
An adverb describes a verb, an adjective or another adverb.
It can be an adjective OR an adverb. adjective -- You dog is a friendly dog adverb -- She always talks friendly to me
Shyly is an adverb. The adjective form is just shy.
Nervous is an adjective. The adverb form is nervously.
Yes, "especially" can function as both an adverb and an adjective. As an adverb, it modifies a verb, an adjective, another adverb, or a sentence. As an adjective, it describes a noun.
Comprehensible is an adjective. The adverb is comprehensibly.
'The' is neither an adjective nor an adverb. It is an article.
Deliberate is an adjective, the adverb is deliberately.
No, it is not. It is an adverb, the adverb form of the adjective unsteady.