Declension table of ?pataru

Neuter	Singular	Dual	Plural
Nominative	pataru	pataruṇī	patarūṇi
Vocative	pataru	pataruṇī	patarūṇi
Accusative	pataru	pataruṇī	patarūṇi
Instrumental	pataruṇā	patarubhyām	patarubhiḥ
Dative	pataruṇe	patarubhyām	patarubhyaḥ
Ablative	pataruṇaḥ	patarubhyām	patarubhyaḥ
Genitive	pataruṇaḥ	pataruṇoḥ	patarūṇām
Locative	pataruṇi	pataruṇoḥ	pataruṣu

Compound pataru -

Adverb -pataru