So is used with an adjective, but without a noun.
So can also be used with an adverb.
Such is used with an adjective and a noun. It cannot be used with an adverb.
It was such a strong pain-killer, I soon felt very drowsy.
So and such are used to make the meaning of the adjective stronger.
Such as can be used with a noun.
The structures so ……that and such…..that are often used..
That can be left out of these sentences.
So and such can also be used with the following meaning.
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