The word "sougher" might be unfamiliar to many people as it's not commonly used in everyday language. However, it's still helpful to know some synonyms, or alternative words, that can be used in its place. A few examples include "murmurer," "whisperer," "rustler," and "mutterer." All of these words imply a soft or muted sound, often associated with wind or the rustling of leaves. Other synonyms for "sougher" might include "mumbler," "grumbler," or "complainer," depending on the context in which the word is being used. No matter what synonym you choose, however, it's important to pick a word that accurately represents the meaning you're trying to convey in your writing or conversation.