Related Clues:

• Like one defusing a bomb
• Totally consumed
• Fully attentive
• Deeply involved
• Listening attentively
• Eager to hear
• Listening to every word
• Intent, as a listener
• Totally attentive and receptive
• Really absorbed
• Fascinated
• More than attentive
• Thoroughly involved
• Eager to listen
• Fully engaged