1	drena	nominative case, singular	nominative case, singular
2	drenas	genitive case, singular	genitive case, singular
3	drenai	dative case, singular	dative case, singular
4	drenu	accusative case, singular	accusative case, singular
5	drenu	instrumental case, singular	instrumental case, singular
6	drena	locative case, singular	locative case, singular
7	drena	vocative case, singular	vocative case, singular
8	drenas	nominative case, plural	nominative case, plural
9	drenu	genitive case, plural	genitive case, plural
10	drenam	dative case, plural	dative case, plural
11	drenas	accusative case, plural	accusative case, plural
12	drenam	instrumental case, plural	instrumental case, plural
13	drenas	locative case, plural	locative case, plural
14	drenas	vocative case, plural	vocative case, plural