furthermost
1. [ adjective ] comparatives of "far"; most remote in space or time or order
Synonyms: farthest furthest utmost uttermost farthermost
Examples:

"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"

Related terms: comparative far
Similar spelling:   farthermost
  furthermore
  furtherance