unrewarding
🇺🇸
/ˌʌnrɪˈwɔːrdɪŋ/
🇬🇧
/ˌʌnrɪˈwɔːdɪŋ/
An activity or situation that does not give satisfaction or a sense of accomplishment.
Cleaning the house can be an unrewarding task if you have to do it every day.