Declension table of ?supātra

Neuter	Singular	Dual	Plural
Nominative	supātram	supātre	supātrāṇi
Vocative	supātra	supātre	supātrāṇi
Accusative	supātram	supātre	supātrāṇi
Instrumental	supātreṇa	supātrābhyām	supātraiḥ
Dative	supātrāya	supātrābhyām	supātrebhyaḥ
Ablative	supātrāt	supātrābhyām	supātrebhyaḥ
Genitive	supātrasya	supātrayoḥ	supātrāṇām
Locative	supātre	supātrayoḥ	supātreṣu

Compound supātra -

Adverb -supātram -supātrāt