As adjectives the difference between farthest and longest
is that farthest is (far) while longest is (long).
As adverbs the difference between farthest and longest
is that farthest is while longest is (long).
As a verb longest is
(long).
farthest
English
Adjective
(head)
(far)
# Most distant in time, space or degree.
Adverb
(head)
# To the greatest degree or extent, or to the most distant point in time or space.
Synonyms
* furthest
longest
English
Adjective
(head)
(long)
Adverb
(head)
(long)
Verb
(head)
(long)