Declension table of ?samatraya

Neuter	Singular	Dual	Plural
Nominative	samatrayam	samatraye	samatrayāṇi
Vocative	samatraya	samatraye	samatrayāṇi
Accusative	samatrayam	samatraye	samatrayāṇi
Instrumental	samatrayeṇa	samatrayābhyām	samatrayaiḥ
Dative	samatrayāya	samatrayābhyām	samatrayebhyaḥ
Ablative	samatrayāt	samatrayābhyām	samatrayebhyaḥ
Genitive	samatrayasya	samatrayayoḥ	samatrayāṇām
Locative	samatraye	samatrayayoḥ	samatrayeṣu

Compound samatraya -

Adverb -samatrayam -samatrayāt