Useless

use·less [yoos-lis]
adjective
1. having no ability, skill, or purpose in an area:
:We told Donnie that speaking in gibberish was useless, none of us knew what he was saying anyway.
2. not achieving the expected outcome or fulfilling the desired purpose.
==Origin==
1585-95; use + -less
==Synonyms==
1. fruitless, futile, vain.
==Antonyms==
1. useful, effective.
Category:U
Category:Adjectives