Adjectives

(a)farlocated at a great distance in time or space or degree“we come from a far country”, “far corners of the earth”, “the far future”, “a far journey”, “the far side of the road”, “far from the truth”, “far in the future”
(s)farbeing of a considerable distance or length“a far trek”
(s)farbeing the animal or vehicle on the right or being on the right side of an animal or vehicle“the horse on the right is the far horse”, “the right side is the far side of the horse”
(s)farbeyond a norm in opinion or actions“the far right”

Adverbs

(r)farto a considerable degree; very much“a far far better thing that I do”, “felt far worse than yesterday”, “eyes far too close together”
(r)farat or to or from a great distance in space“he traveled far”, “strayed far from home”, “sat far away from each other”
(r)farat or to a certain point or degree“I can only go so far before I have to give up”, “how far can we get with this kind of argument?”
(r)farremote in time“if we could see far into the future”, “all that happened far in the past”
(r)farto an advanced stage or point“a young man who will go very far”