(comparatives of `far') most remote in space or time or order
"had traveled to the farthest frontier"
"don't go beyond the farthermost (or furthermost) tree"
"explored the furthest reaches of space"
"the utmost tip of the peninsula"
superlative form of far: most far
superlative form of far: most far
To, at or over the greatest distance in space, time or other extent.