pointless
Definitions
Having no meaning, purpose, or effect.
Lacking a sharp end or tip; blunt.
Examples
It felt pointless to argue about something that had already been decided.
Trying to fix the broken toy was pointless because it was missing too many parts.
He realized that worrying about the future was ultimately a pointless exercise.
Synonyms
futile useless meaningless vain purposeless fruitless senseless
Antonyms
meaningful useful purposeful productive valuable sensible significant