purposeful

US /ˈpɝː.pəs.fəl/
UK /ˈpɝː.pəs.fəl/
1.

có mục đích

showing that you know what you want to do:

:
•
He has a quiet, purposeful air.
:
purposeserve a purposeaccidentally on purposeat cross purposesall-purpose flourfor all intents and purposes