Possible Clues:

• Fictional character who says 'A day without a friend is like a pot without a single drop of honey left inside'
• 'The House at ___ Corner' (children's classic)
• Fictional character who dreams about Heffalumps
• Bear who says 'Oh, bother'
• Bear created in the 1920s
• Half a disdainful verb
• When doubled, dismiss out of hand
• When repeated, belittle
• 'What nonsense you talk!'
• The Chieftains "Winnie the ___"