L. L. Zamenhof in Poland, the United Kingdom, France, Hungary, the Czech Republic, Spain (mostly in Catalonia), Italy, Israel, Belgium and Brazil. There are Zamenhof Hills in Hungary and Brazil, and a Zamenhof Island in the Danube. In some Israeli cities, street signs identify Esperanto's creator and give his birth and death dates, but refer to him solely by his Jewish name Eliezer (a variant of which, El'azar, is the origin of Lazarus). Zamenhof is honored as a deity by the Japanese religion Oomoto, which encourages the use of Esperanto among its followers. Also, a genus of lichen has been named "Zamenhofia" in
Comparison between Ido and Interlingua Comparison between Ido and Interlingua Ido and Interlingua are two constructed languages created in the 20th century. Both have had some measure of success, but Interlingua has enjoyed greater diffusion and acceptance by public and private institutions—it is taught in many high schools and universities, for example. Ido is what is called "schematic" (easier to learn for speakers of very different languages), whereas Interlingua is what is called "naturalistic" (easier to understand for speakers of related languages). While both languages have a majority of Latin/Romance words in their lexicons, Ido has a somewhat larger number of Germanic and Slavic words,