Possible Clues:

• Writer of To a skylark
• English poet bashful about French woman
• Poet's cry: what's up?
• Percy Bysshe - - , poet
• Poet certainly taken aback, admitting horrible experience
• Mary who wrote "Frankenstein"
• "Adonais" poet
• He wrote "To a Skylark"
• Percy Bysshe . . . . . . ., poet
• Percy Bysshe . . . . . . ., great English poet