Israel Zangwill was an English writer, playwright, and political activist known for his contributions to the literary world. Some of the synonyms that can be used for "Israel Zangwill" include words like writer, author, dramatist, novelist, and political commentator. Additionally, he was an advocate for Jewish causes and his work often explored themes related to Jewish identity, immigration, and assimilation. Other descriptive terms that can be used to identify Israel Zangwill might include visionary, intellectual, and pioneering. Overall, Israel Zangwill was a celebrated figure in the literary world and his work continues to inspire readers and thinkers to this day.