The term "RitterValli law" refers to a legal principle or regulation that may not have any known synonyms. However, it is important to clarify that, synonyms are words or phrases that have similar meanings to a given term. In this particular case, RitterValli law might be a unique term solely associated with a specific law or regulation. Consequently, no synonyms can be found for this particular term. It is essential to consult legal resources or experts to gain a comprehensive understanding of the RitterValli law and its unique aspects.