Declension table of ?sannivārya

Neuter	Singular	Dual	Plural
Nominative	sannivāryam	sannivārye	sannivāryāṇi
Vocative	sannivārya	sannivārye	sannivāryāṇi
Accusative	sannivāryam	sannivārye	sannivāryāṇi
Instrumental	sannivāryeṇa	sannivāryābhyām	sannivāryaiḥ
Dative	sannivāryāya	sannivāryābhyām	sannivāryebhyaḥ
Ablative	sannivāryāt	sannivāryābhyām	sannivāryebhyaḥ
Genitive	sannivāryasya	sannivāryayoḥ	sannivāryāṇām
Locative	sannivārye	sannivāryayoḥ	sannivāryeṣu

Compound sannivārya -

Adverb -sannivāryam -sannivāryāt