Related Clues:

• Like some gazes
• Obdurate
• Unyielding
• Blue-gray
• Like some glances
• Constant
• Zeno, notably
• One who grins and bears it
• Like Zeno
• Stiff-upper-lip type
• Zeno was one
• Long-suffering
• Stone-faced
• Hard to move
• Unwavering