Clunks are commonly used to describe sounds that are sudden, sharp and heavy. However, there are various synonyms available for this word that can help to add more diversity and depth to your writing. One synonym for clunks is thumps, which describe a dull, heavy sound. Another synonym is bangs, which signify a sudden and explosive noise. Other synonyms for clunks include thuds, which are a muffled and heavy type of sound, and rattles, which are sharp and repetitive sounds. Using these synonyms can help to create more vivid descriptions and add a more dynamic quality to your writing.