The term 'as you' is not a clause without a verb.
But a clause introduced by 'as' is an adverb clause adding how, when, why to the statement made.
As you said, it was more expensive than expected.
We put the steaks on the fire as you arrived.
An adjective clause is the group of words that contain the subject and the verb acting as an adjective. An adverb clause answers questions like how, when and where.
adjective
It is an adverb clause. It will say "when" an activity may take place.
adverb
adjective
An adjective clause is the group of words that contain the subject and the verb acting as an adjective. An adverb clause answers questions like how, when and where.
adjective
adverb clause
adjective
It is an adverb clause. It will say "when" an activity may take place.
An 'adverb clause' is a subordinate clause that modifies a verb, an adjective, or another adverb. It tells when, where, how, to what extent or under what conditions.
adverb
adverb
It modifies a verb, adjective, or an adverb.
adjective
It is an adjective clause as in "(someone) who can cook."
adjective