Ido language of several modifications to be realized by the permanent Commission in the direction defined by the conclusions of the Report of the Secretaries [Louis Couturat and Léopold Leau] and by the Ido project". Esperanto's inventor, L. L. Zamenhof, having heard a number of complaints, had suggested in 1894 a proposal for a Reformed Esperanto with several changes that Ido adopted and made it closer to French: eliminating the accented letters and the accusative case, changing the plural to an Italianesque "-i", and replacing the table of correlatives with more Latinate words. However, the Esperanto community voted and rejected Reformed Esperanto,
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,