The word "rocked" can be substituted with several other words depending on the context of the sentence. For instance, the word "swayed" would work for a sentence implying movement, such as "the ship swayed on the waves." "Shook" or "jolted" may be used for describing a sudden and intense movement, such as "the earthquake shook the entire city. "Trembled" is another synonym for "rocked" that could be used as well. It conveys a softer motion like a slight shaking or trembling. While "roused" may indicate a more emotional upheaval, such as "the news of the tragedy roused the community." By utilizing these synonyms, writers can make their writing more diverse and engaging to readers.