Declension table of sumantrin

Neuter	Singular	Dual	Plural
Nominative	sumantri	sumantriṇī	sumantrīṇi
Vocative	sumantrin sumantri	sumantriṇī	sumantrīṇi
Accusative	sumantri	sumantriṇī	sumantrīṇi
Instrumental	sumantriṇā	sumantribhyām	sumantribhiḥ
Dative	sumantriṇe	sumantribhyām	sumantribhyaḥ
Ablative	sumantriṇaḥ	sumantribhyām	sumantribhyaḥ
Genitive	sumantriṇaḥ	sumantriṇoḥ	sumantriṇām
Locative	sumantriṇi	sumantriṇoḥ	sumantriṣu

Compound sumantri -

Adverb -sumantri