To the fourth declension belongs feminine and masculine nouns which ends with -a in singular nominative. Some nouns ending in -a are masculine or feminine according to the sense in each context (nelga, nepraša, etc.) . The case endings are given in following table:
Gend. | Nom. | Gen. | Dat. | Acc. | Loc. | Voc. | |
sing. | fem. | -a | -as | -ai | -u | -ā | -a |
sing. | masc. | -a | -as | -am | -u | -ā | -a |
plur. | -as | -u | -ām | -as | -ās | -as |
Diminutives has no ending in singular vocative.
Nominative | lap-a | lap-as |
Genitive | lap-as | lap-u |
Dative | lap-ai | lap-ām |
Accusative | lap-u | lap-as |
Locative | lap-ā | lap-ās |
Vocative | lap-a | lap-as |
Nominative | puik-a | puik-as |
Genitive | puik-as | puik-u |
Dative | puik-am | puik-ām |
Accusative | puik-u | puik-as |
Locative | puik-ā | puik-ās |
Vocative | puik-a | puik-as |