| Language Name | Nassian | 
| Language Author | Jan Havlis | 
| Year Began | 2001 | 
| Site | Nassian   | 
| Broken Link | No | 
| Site Language | English | 
| Site Author | Jan Havlis | 
| Language Type | fictional diachronic language | 
| Uniqueness | Nassian or Nasisk Enzük belongs to the fictional family of North Slavonic languages along with Sievrosku and Vozgian, for example. | 
| Language Sources | The language was inspired mostly by Slovenian and Finnish. | 
| Design Principles | The re-constructed ancient Slavonic was taken as a substrate and the set of comprehensive evolutionary rules was applied on it to give the Nasesk Ezek as an output. ;)  The rules are based on research done in "Slavistics". | 
| Interest Of Others | It looks like the people around North Slavlangs are tied together and also the language found its worth in the Ill Bethisad project of the parallel Earth history. | 
| Conculture Noun Phrase | the Ossers, a north Slavonic people | 
| Dictionary | Yes | 
| Etymologies | Yes | 
| Grammar | Yes | 
| Sample Texts | Yes | 
| Unique Script | Yes | 
| Primer | No | 
| Babel Text | Yes | 
| Lexicon Size | 500 | 
| Submitted By | Jan Havlis | 
| Date Submitted | Friday, February 14, 2003 | 
| Updated By | Jan Havliš | 
| Date Edited | Thursday, December 23, 2004 | 
| Description Of Update | Minor changes. | 
| Date To Headline | Saturday, January 01, 2005 |