Soss is a unique word that may not have many synonyms in the English language. However, there are a few words that can be used as alternatives in certain contexts. For instance, some possible synonyms for soss may include words like splash, spatter, and slosh. These words are often used to describe the sound or motion of liquid hitting a surface or splashing around. Other words that could be used as synonyms for soss include words like moisten, drench, and saturate, which describe the process of making something wet or damp. In general, the options for synonyms for soss may be limited, but there are still a few possibilities available.