1. In a clever manner
   "a smartly managed business"
   - cleverly 
2. With vigour; in a vigorous manner
   - vigorously 
3. In a stylish manner
   "He was smartly dressed"
   - modishly, sprucely

See also: clever, smart, vigorous

• obtrusiveness
• obtund
• obturate
• obturation
• obturator
• obturator vein
• obtuse
• obtuse angle
• obtuse leaf
• obtuse triangle
• obtuse-angled triangle
• obtusely
• obtuseness
• obverse
• obvert
• obviate
• obviating
• obviation
• obvious
• obviously
• obviousness
• oca
• ocarina
• Occam
• Occam's Razor