adverb

at, to, or by a great distance (used to indicate the extent to which one thing is distant from another).

the house was not too far away

a long way,a great distance,a good way,afar

adjective

situated at a great distance in space or time.

the far reaches of the universe

distant,faraway,far off,remote,out of the way,far flung,far removed,outlying,obscure,isolated,cut-off,inaccessible,off the beaten track,in the back of beyond,godforsaken