The term ALDA, ALAN refers to the actor Alan Alda, who is best known for his roles in the television shows M*A*S*H and The West Wing. He played the character Hawkeye Pierce in M*A*S*H and the character Arnold Vinick in The West Wing, for which he won an Emmy Award. His full name is Alan Alda Swit, which explains the crossword solutions SWIT (4 letters) and ALANS (5 letters) for the term ALDA, ALAN.