Declension table of ?upacāyin

Neuter	Singular	Dual	Plural
Nominative	upacāyi	upacāyinī	upacāyīni
Vocative	upacāyin upacāyi	upacāyinī	upacāyīni
Accusative	upacāyi	upacāyinī	upacāyīni
Instrumental	upacāyinā	upacāyibhyām	upacāyibhiḥ
Dative	upacāyine	upacāyibhyām	upacāyibhyaḥ
Ablative	upacāyinaḥ	upacāyibhyām	upacāyibhyaḥ
Genitive	upacāyinaḥ	upacāyinoḥ	upacāyinām
Locative	upacāyini	upacāyinoḥ	upacāyiṣu

Compound upacāyi -

Adverb -upacāyi