resultless

/rɪˈzʌltləs/
adjective
  1. Producing no result; unsuccessful or ineffective.
    • He made a resultless attempt to fix the old radio.
    • The negotiations proved resultless, and the two sides remained in disagreement.
    • After hours of searching, their efforts were resultless.
What does "resultless" mean? | whatsthatwordmean | whatsthatwordmean