unrewarded

/ˌʌnrɪˈwɔːrdɪd/
adjective
  1. Not given a reward, payment, or recognition for something done.
    • His efforts to solve the problem were unrewarded, and he felt frustrated.
    • Her hard work went unrewarded when the promotion was given to someone else.
    • The volunteers remained unrewarded, but they felt good about helping.
Antonyms
What does "unrewarded" mean? | whatsthatwordmean | whatsthatwordmean