Knocks are a common occurrence in daily life, whether they come from a door, a wall, or an object hitting another object. However, there are many different synonyms for this word that can be used to add variety to your writing or speech. One alternative word for knocks is "raps," which suggests a more deliberate and forceful action. You could also use "bangs" to describe a louder or more violent occurrence, or "taps" to indicate a lighter or more gentle touch. "Pounds" implies a repetitive and consistent knocking, while "thumps" describes a heavier, duller sound. Overall, there are many different words that can be used to describe the action of knocking, each with its own unique connotations and implications.