The word "Seeger" is a proper noun that refers to the surname of the American folk singer and activist, Pete Seeger. While there are no direct synonyms for the name "Seeger," there are many related words that are commonly used to describe and reference him. Some examples could include words like "activist," "musician," "songwriter," "protest singer," "folk icon," and "political dissident." Additionally, Pete Seeger was associated with many political and social movements throughout his lifetime, so words that describe those movements could also be used as synonyms, such as "civil rights," "labor rights," "peace activism," and "environmentalism".