Declension table of ?ūrdhvasasya

Masculine	Singular	Dual	Plural
Nominative	ūrdhvasasyaḥ	ūrdhvasasyau	ūrdhvasasyāḥ
Vocative	ūrdhvasasya	ūrdhvasasyau	ūrdhvasasyāḥ
Accusative	ūrdhvasasyam	ūrdhvasasyau	ūrdhvasasyān
Instrumental	ūrdhvasasyena	ūrdhvasasyābhyām	ūrdhvasasyaiḥ ūrdhvasasyebhiḥ
Dative	ūrdhvasasyāya	ūrdhvasasyābhyām	ūrdhvasasyebhyaḥ
Ablative	ūrdhvasasyāt	ūrdhvasasyābhyām	ūrdhvasasyebhyaḥ
Genitive	ūrdhvasasyasya	ūrdhvasasyayoḥ	ūrdhvasasyānām
Locative	ūrdhvasasye	ūrdhvasasyayoḥ	ūrdhvasasyeṣu

Compound ūrdhvasasya -

Adverb -ūrdhvasasyam -ūrdhvasasyāt