The crossword solutions for the term Zumwalt or Lincoln are ELMO. Elmo is a nickname for Admiral Elmo R. Zumwalt Jr., who served as the 19th Chief of Naval Operations from 1970 to 1974, and President Abraham Lincoln, the 16th President of the United States. Admiral Zumwalt was known for his progressive reforms in the Navy, while President Lincoln is remembered for his leadership during the American Civil War and his role in abolishing slavery.