unrewarding

adjective
UK /ˌʌnrɪˈwɔːdɪŋ/
US /ˌʌnrɪˈwɔːrdɪŋ/

Not giving you anything good back for your hard work.

Cleaning the whole house was unrewarding because nobody noticed.


OTHER MEANINGS

2. Not giving money or pay for work done.

He took an unrewarding job just to stay busy.

3. Not making you feel happy or proud.

She found the task dull and unrewarding.

4. Not producing a good result.

The long search proved unrewarding.