An antiwar advocate is someone who speaks out against war and promotes peace. The term can be broken down into four words: Doves (5 letters), Erich (5 letters), Dove (4 letters), and PEACENIK (8 letters). Doves are a symbol of peace, and Erich is a name that is often associated with the peace movement. Dove is another word for a bird that is a symbol of peace, and PEACENIK is a slang term for someone who is an advocate for peace. All of these words together describe someone who is an advocate for peace and against war.