Marined is a verb that refers to the act of functioning or operating in a marine environment. When seeking synonyms for marined, several alternatives come to mind. One option is "nauticalized", which implies adapting or adjusting something to be suitable for marine conditions. "Seafarer" can be used to describe someone who is engaged in activities on the sea, while "oceanic" refers to something relating to the ocean or sea. "Aquatic" too can be used as a synonym for marined when referring to plants or animals that live in water. Lastly, "naval" signifies anything related to a country's navy or naval forces.