Possible Clues:

• Body part seen by cat around a river
• Where growls come from cat devouring a rook
• Pitch producer
• Box of vibrators?
• Creator of speech has a right to interrupt good looker
• Air passage a cat required to cross Arkansas
• The foreign leaders of rebel youth network vote for mouthpiece
• Source of squeaks - a rodent originally caught by cat
• Source of noise from wild cat crossing unprotected barn
• In such a feline setting, that Academician turns throaty