Intensifiers - so, such, too, enough

Intensifiers are adverbs or adverbial phrases that strengthen the meaning of other expressions and show emphasis. Words that we commonly use as intensifiers include absolutely, completely, enough, extremely, highly, rather, really, so, such, too, totally, utterly, very and at all.

'So' means very
'So' is generally used before an adverb or adjective.
She's so talented. She plays the violin so well.

In modern English, it is increasingly being used before nouns and verbs.
That is so your mom. (That's something you're mom would do)
I'm so going to yell at him when he gets here. (I'm going to yell at him when he gets here)

'So' can be used with a 'that clause' to show a result of the first clause.
The bed was so uncomfortable that I was barely able to sleep.

'Such'  means very
'Such' is used in front of a noun or adjective.
They are such beautiful children.

If necessary, 'a/an' come after 'such' in a sentence.
This is such a beautiful garden.
He is such an ungrateful person.

Like 'so', 'such' can be used with a 'that clause' to show a result of the first clause.
It was such bad weather that we decided to cancel the party.

'Too' means there is a lot of something. It has a negative connotation.

You can use 'too' before an adjective or an adverb.
The coffee was too hot. The car was traveling too fast.

Use 'too much' before a noun.
She ate too much candy and fell sick.

Also use 'too much' after a verb.
She worked too much.

'Enough' means you have what you need.
You can use 'enough' before a noun.
I was finally able to get enough rest last night.

You can use 'enough' after an adverb or verb.
He was frightened enough that he screamed for help.
It was yellow enough for us to see him in the crowd.

Sentences with 'enough' are sometimes followed by 'to' + verb infinitive  
She was alert enough to notify the authorities.