valueless

/ˈvæljuːləs/
adjective
  1. Having no worth, importance, or use.
    • The counterfeit coins were completely valueless.
    • The old computer was broken and almost valueless.
    • He felt that his advice was valueless to the team.
Antonyms
What does "valueless" mean? | whatsthatwordmean | whatsthatwordmean