Nassian

From IBWiki

North-Slavic language (or Finno-Slavic), spoken in the Nasëku Vesemirü. It was created by Jan Havliš.

More about it can be found here: http://ark.wz.cz/conlangs/nashian.html

Indo-European Languages
Balto-Slavic Languages
Slavic Languages							Baltic Languages
West Slavic			South Slavic		East Slavic	North Slavic	West Baltic	East Baltic
Sorbian (Lusatian)	Lekhitic	Old Czech	Western Subgroup	Eastern Subgroup
Upper Sorbian Lower Sorbian	Preimerian Polabian	Old Czech ↓ Czech	Old Croatian (Slovene) Croatian Serbian	Old Church Slavonic † ↓ Bulgarian Macedonian	Russian Belarussian Ukrainian Ruthenian (Rusyn)	Nassian Skuodian Vozgian	Prussian Curonian	Latvian Lithuanian Sudovian