The antonyms for the word "most caterwauling" include harmonious, melodious, pleasant, soothing, and musical. While most caterwauling refers to a loud, discordant noise resembling a cat's howling, its antonyms imply a soothing and pleasant sound that is pleasing to the ears. Furthermore, harmonious and melodious are words that describe music and sounds that are in tune and pleasing to hear. Pleasant refers to something that is enjoyable or agreeable, while soothing means something that provides a calming effect. Musical implies that it has a rhythm and beat, something that can be appreciated for its aesthetic and entertaining value.