Far shows that something is not near. It talks about a large space or time between two things or events.
My house is far from the school.
He lives far away from here.
Far can describe how much something is true or how big a difference is. It is used with words like better, worse, or too.
This book is far better than that one.
He is far too young to drive.
To far means to make progress or succeed at something. It is a formal or literary verb, not often used in everyday speech.
She has farred well in her career.
How did you far in the exam?
Far as a noun means a remote or distant place. This use is uncommon and mostly poetic or dialectal.
He traveled to the far of the land.
From the far, we see the mountains.