Rat-a-tat is a word that describes a rapid and repetitive sound. Its antonyms, on the other hand, are words that denote slow, quiet, and gentle sounds. Some of the antonyms for rat-a-tat include silence, hush, calm, and stillness. Additionally, words like whisper, murmur, and mumble are opposite in meaning to rat-a-tat. These words describe soft, subdued sounds that are not abrupt or sudden. Conversely, rat-a-tat is often associated with loud, staccato noises, like drumming or rapid gunfire. By exploring the antonyms for this word, we can better understand its meaning and appreciate the variety of sounds that exist in the English language.