farsighted vs longsighted

farsighted and longsighted both are adjectives.

Word	Noun	Adjective	Verb	Adverb
farsighted	No	Yes	No	No
longsighted	No	Yes	No	No

As adjectives, farsighted and longsighted are synonyms defined as:

Other synonyms of farsighted include farseeing, foresighted, foresightful, long, prospicient.

farsighted (adjective)	longsighted (adjective)
able to see distant objects clearly	capable of seeing to a great distance
planning prudently for the future	planning prudently for the future