When it comes to appealing humbly, there are various synonyms that can be used. Some of these include beseech, implore, plead, beg, entreat, solicit, request, and supplicate. These words all refer to the act of asking for something in a humble or pleading manner. For instance, one may beseech or implore someone for help in a difficult situation, or plead or beg for forgiveness for a wrongdoing. Entreat, solicit, request, and supplicate all convey a similar idea of making a humble request or appeal. Using synonyms for "appeal humbly" can help add variety to your language and express your message in a more nuanced way.