Declension table of ?pratana

Neuter	Singular	Dual	Plural
Nominative	pratanam	pratane	pratanāni
Vocative	pratana	pratane	pratanāni
Accusative	pratanam	pratane	pratanāni
Instrumental	pratanena	pratanābhyām	pratanaiḥ
Dative	pratanāya	pratanābhyām	pratanebhyaḥ
Ablative	pratanāt	pratanābhyām	pratanebhyaḥ
Genitive	pratanasya	pratanayoḥ	pratanānām
Locative	pratane	pratanayoḥ	prataneṣu

Compound pratana -

Adverb -pratanam -pratanāt