• Able to keep a straight face despite discomfort
• Cool
• Emotionless
• Far from emotional
• Hard to read, in a way
• Having a stiff upper lip
• How does Lois act under duress?
• Impassive
• Imperturbable
• Lacking emotion
• Not complaining
• Not showing feelings
• Showing no emotion
• Uncomplaining
• Unemotional
• Unexcitable
• Unflappable
• Unmoved
• Very cool