Cross-appellant is a legal term used to describe a party in a legal case who files an appeal against another party's cross-appeal. When it comes to synonyms for the word cross-appellant, there are a few options to choose from. A party that files a cross-appeal can also be referred to as a respondent-appellant, an appellee, or a counter-appellant. Depending on the context of the legal case, any of these terms can be used to describe the opposing party who is responding to a cross-appeal. However, the specific use of each term can vary by jurisdiction and legal system.