Declension table of ?upetṛ

Masculine	Singular	Dual	Plural
Nominative	upetā	upetārau	upetāraḥ
Vocative	upetaḥ	upetārau	upetāraḥ
Accusative	upetāram	upetārau	upetṝn
Instrumental	upetrā	upetṛbhyām	upetṛbhiḥ
Dative	upetre	upetṛbhyām	upetṛbhyaḥ
Ablative	upetuḥ	upetṛbhyām	upetṛbhyaḥ
Genitive	upetuḥ	upetroḥ	upetṝṇām
Locative	upetari	upetroḥ	upetṛṣu

Compound upetṛ -

Adverb -upetṛ