Possible Clues:

• So keen so to laze around us
• Green-eyed judge replaced by unknown militant
• Highly enthusiastic
• Keen character at the end showing envy after Judge departs
• Untidily lazes around old university being enthusiastic
• Fervently enthusiastic
• Committed
• Showing great enthusiasm
• Keen Greek god having a look in
• Very keen to have a look into god