Declension table of ?sūryavrata

Neuter	Singular	Dual	Plural
Nominative	sūryavratam	sūryavrate	sūryavratāni
Vocative	sūryavrata	sūryavrate	sūryavratāni
Accusative	sūryavratam	sūryavrate	sūryavratāni
Instrumental	sūryavratena	sūryavratābhyām	sūryavrataiḥ
Dative	sūryavratāya	sūryavratābhyām	sūryavratebhyaḥ
Ablative	sūryavratāt	sūryavratābhyām	sūryavratebhyaḥ
Genitive	sūryavratasya	sūryavratayoḥ	sūryavratānām
Locative	sūryavrate	sūryavratayoḥ	sūryavrateṣu

Compound sūryavrata -

Adverb -sūryavratam -sūryavratāt