Declension table of ?suvargya

Neuter	Singular	Dual	Plural
Nominative	suvargyam	suvargye	suvargyāṇi
Vocative	suvargya	suvargye	suvargyāṇi
Accusative	suvargyam	suvargye	suvargyāṇi
Instrumental	suvargyeṇa	suvargyābhyām	suvargyaiḥ
Dative	suvargyāya	suvargyābhyām	suvargyebhyaḥ
Ablative	suvargyāt	suvargyābhyām	suvargyebhyaḥ
Genitive	suvargyasya	suvargyayoḥ	suvargyāṇām
Locative	suvargye	suvargyayoḥ	suvargyeṣu

Compound suvargya -

Adverb -suvargyam -suvargyāt