Declension table of ?saṃsevin

Neuter	Singular	Dual	Plural
Nominative	saṃsevi	saṃsevinī	saṃsevīni
Vocative	saṃsevin saṃsevi	saṃsevinī	saṃsevīni
Accusative	saṃsevi	saṃsevinī	saṃsevīni
Instrumental	saṃsevinā	saṃsevibhyām	saṃsevibhiḥ
Dative	saṃsevine	saṃsevibhyām	saṃsevibhyaḥ
Ablative	saṃsevinaḥ	saṃsevibhyām	saṃsevibhyaḥ
Genitive	saṃsevinaḥ	saṃsevinoḥ	saṃsevinām
Locative	saṃsevini	saṃsevinoḥ	saṃseviṣu

Compound saṃsevi -

Adverb -saṃsevi