1	kopne	nominative case, singular	nominative case, singular
2	kopnes	genitive case, singular	genitive case, singular
3	kopnei	dative case, singular	dative case, singular
4	kopni	accusative case, singular	accusative case, singular
5	kopni	instrumental case, singular	instrumental case, singular
6	kopne	locative case, singular	locative case, singular
7	kopne	vocative case, singular	vocative case, singular
8	kopnes	nominative case, plural	nominative case, plural
9	kopnu	genitive case, plural	genitive case, plural
10	kopnem	dative case, plural	dative case, plural
11	kopnes	accusative case, plural	accusative case, plural
12	kopnem	instrumental case, plural	instrumental case, plural
13	kopnes	locative case, plural	locative case, plural
14	kopnes	vocative case, plural	vocative case, plural