The word "action" refers to something being done or the process of doing something. Some synonyms for "action" are:
Activity: This term implies a state of being busy or engaged in doing something. For example, "There is a lot of activity in the city center as people go about their daily lives." Activity can refer to a wide range of actions, from physical movements to mental processes.
Deed: A deed is a specific act or action that has been done. For instance, "His heroic deed saved many lives." Deeds are often seen as significant or memorable actions.
Operation: This word is often used in a more technical or organized context. For example, "The military operation was carefully planned and executed." Operations usually involve a series of coordinated actions to achieve a specific goal.
In conclusion, these synonyms for "action" offer different nuances and perspectives on the concept of doing something. Whether it's the general busyness of activity, the specific nature of a deed, or the organized nature of an operation, they all convey the idea of action in different ways.