Declension table of ?viśvatraya

Neuter	Singular	Dual	Plural
Nominative	viśvatrayam	viśvatraye	viśvatrayāṇi
Vocative	viśvatraya	viśvatraye	viśvatrayāṇi
Accusative	viśvatrayam	viśvatraye	viśvatrayāṇi
Instrumental	viśvatrayeṇa	viśvatrayābhyām	viśvatrayaiḥ
Dative	viśvatrayāya	viśvatrayābhyām	viśvatrayebhyaḥ
Ablative	viśvatrayāt	viśvatrayābhyām	viśvatrayebhyaḥ
Genitive	viśvatrayasya	viśvatrayayoḥ	viśvatrayāṇām
Locative	viśvatraye	viśvatrayayoḥ	viśvatrayeṣu

Compound viśvatraya -

Adverb -viśvatrayam -viśvatrayāt