Comparison between Ido and Novial

Novial was created as an international auxiliary language by Danish linguist Otto Jespersen, who introduced it to the world in 1928.

Novial is more analytic in its grammar than Ido, and, in Jespersen's view, more natural.

Comparisons among Ido, Novial, and other notable international auxiliary languages have formed an important part of interlinguistic studies.

The letter s plays an important part but tends to distort the visual appearance of some words (sientie = science, sesa = cease, sivil(i) = civil).

[1] U, u (after a vowel) The grammars of Novial and Ido differ substantially in the way that the various tenses, moods and voices of verbs are expressed.