time-consuming

the project was incredibly time-consuming and required a lot of research.

baking a cake from scratch can be surprisingly time-consuming.

learning a new language is a time-consuming process, but ultimately rewarding.

troubleshooting the computer issue proved to be time-consuming and frustrating.

manual data entry is a time-consuming task that could be automated.

preparing a detailed presentation was a time-consuming but necessary step.

restoring old photos is a time-consuming hobby, but the results are worth it.

writing a grant proposal is often time-consuming, requiring careful attention to detail.

the investigation into the incident was time-consuming and complex.

finding the best deal online can be time-consuming, so comparison shopping is key.

cleaning the entire house was a time-consuming chore, but it felt good afterward.