Frequency: The word is one of the 700 most common words in English.
1.
You use everything to refer to all the objects, actions, activities, or facts in a particular situation.
He'd gone to Seattle long after everything else in his life had changed...
Early in the morning, hikers pack everything that they will need for the day's hike...
? nothing
PRON: oft PRON else
2.
You use everything to refer to all possible or likely actions, activities, or situations.
'This should have been decided long before now.'-'We can't think of everything.'...
Noel and I do everything together...
Are you doing everything possible to reduce your budget?
PRON
3.
You use everything to refer to a whole situation or to life in general.
She says everything is going smoothly...
Is everything all right?...
Everything's going to be just fine.
PRON
4.
If you say that someone or something is everything, you mean you consider them to be the most important thing in your life, or the most important thing that there is.
I love him. He is everything to me...
Money isn't everything.
? nothing
PRON: oft PRON to n
5.
If you say that someone or something has everything, you mean they have all the things or qualities that most people consider to be desirable.
She has everything: beauty, talent, children...
PRON