Declension table of ?upajijñāsya

Neuter	Singular	Dual	Plural
Nominative	upajijñāsyam	upajijñāsye	upajijñāsyāni
Vocative	upajijñāsya	upajijñāsye	upajijñāsyāni
Accusative	upajijñāsyam	upajijñāsye	upajijñāsyāni
Instrumental	upajijñāsyena	upajijñāsyābhyām	upajijñāsyaiḥ
Dative	upajijñāsyāya	upajijñāsyābhyām	upajijñāsyebhyaḥ
Ablative	upajijñāsyāt	upajijñāsyābhyām	upajijñāsyebhyaḥ
Genitive	upajijñāsyasya	upajijñāsyayoḥ	upajijñāsyānām
Locative	upajijñāsye	upajijñāsyayoḥ	upajijñāsyeṣu

Compound upajijñāsya -

Adverb -upajijñāsyam -upajijñāsyāt