Declension table of ?stūpya

Neuter	Singular	Dual	Plural
Nominative	stūpyam	stūpye	stūpyāni
Vocative	stūpya	stūpye	stūpyāni
Accusative	stūpyam	stūpye	stūpyāni
Instrumental	stūpyena	stūpyābhyām	stūpyaiḥ
Dative	stūpyāya	stūpyābhyām	stūpyebhyaḥ
Ablative	stūpyāt	stūpyābhyām	stūpyebhyaḥ
Genitive	stūpyasya	stūpyayoḥ	stūpyānām
Locative	stūpye	stūpyayoḥ	stūpyeṣu

Compound stūpya -

Adverb -stūpyam -stūpyāt