impractical
🇺🇸
/ɪmˈpræktɪkl/
🇬🇧
/ɪmˈpræktɪkl/
not realistic or useful
Thinking we can get all this work done by tomorrow is impractical.
not skilled at making things or managing tasks
Though he has big ideas, he is impractical when it comes to everyday tasks.