ferm

Other ways to say it

• flinkwho works in a quick and accurate manner, able to do something very quickly yet still very accurately; nimble, deft
• hurtigfull of energy, pep, and endurance, working hard and tirelessly
• ivrigeager, avid, keen, ardent
• kvickquick, fast; witty
• raskquick, brisk (about walking, but not running); healthy
• snabbfast, quick; fast, fast-blow (of a fuse)