Declension table of ?gatvara

Neuter	Singular	Dual	Plural
Nominative	gatvaram	gatvare	gatvarāṇi
Vocative	gatvara	gatvare	gatvarāṇi
Accusative	gatvaram	gatvare	gatvarāṇi
Instrumental	gatvareṇa	gatvarābhyām	gatvaraiḥ
Dative	gatvarāya	gatvarābhyām	gatvarebhyaḥ
Ablative	gatvarāt	gatvarābhyām	gatvarebhyaḥ
Genitive	gatvarasya	gatvarayoḥ	gatvarāṇām
Locative	gatvare	gatvarayoḥ	gatvareṣu

Compound gatvara -

Adverb -gatvaram -gatvarāt