Related Clues:

• Hardly an idler
• Mover or shaker
• No bystander
• Idler's antithesis
• Industrious one
• One acting
• Active type
• Dreamer's opposite
• Human dynamo
• One who more than just talks
• Achiever
• One of action
• One who sees it like it is
• Pragmatic one
• Evil follower?