1	džeks	nominative case, singular	nominative case, singular
2	džeka	genitive case, singular	genitive case, singular
3	džekam	dative case, singular	dative case, singular
4	džeku	accusative case, singular	accusative case, singular
5	džeku	instrumental case, singular	instrumental case, singular
6	džeka	locative case, singular	locative case, singular
7	džeks	vocative case, singular	vocative case, singular
8	džeki	nominative case, plural	nominative case, plural
9	džeku	genitive case, plural	genitive case, plural
10	džekiem	dative case, plural	dative case, plural
11	džekus	accusative case, plural	accusative case, plural
12	džekiem	instrumental case, plural	instrumental case, plural
13	džekos	locative case, plural	locative case, plural
14	džeki	vocative case, plural	vocative case, plural