Related Clues:

• Last of all, I break clear out of it!
• Rudely confident
• Totally unaware
• Not noticing cover mostly protected by patent
• Hillside affords shelters like stone?
• Not seeing what's visible without first pair of lights?
• Not heeding more than fifty plugs right under one's nose
• In ignorance left one in clear
• With impaired hearing
• Unable or unwilling to hear
• Ignoring, with "to"
• Forgetful; unaware
• Unaware of evident need to accept Chinese measure
• Apt to forget
• Not able to hear fade away