farthermost vs furthermost

farthermost and furthermost both are adjectives.

Word	Noun	Adjective	Verb	Adverb
farthermost	No	Yes	No	No
furthermost	No	Yes	No	No

As adjectives, farthermost and furthermost are synonyms defined as:

farthermost and furthermost: (comparatives of `far') most remote in space or time or order

Other synonyms of farthermost include farthest, furthest, utmost, uttermost.

farthermost (adjective)	furthermost (adjective)
(comparatives of `far') most remote in space or time or order	(comparatives of `far') most remote in space or time or order