Related Clues:

• Zeno follower
• Impassive
• Philosopher
• Unruffled
• Emotionless
• Unemotional
• Zeno, notably
• One who grins and bears it
• Like Zeno
• Stiff-upper-lip type
• Zeno was one
• Long-suffering
• Stone-faced
• Hard to move
• Indifferent