Declension table of ?sūpīya

Neuter	Singular	Dual	Plural
Nominative	sūpīyam	sūpīye	sūpīyāni
Vocative	sūpīya	sūpīye	sūpīyāni
Accusative	sūpīyam	sūpīye	sūpīyāni
Instrumental	sūpīyena	sūpīyābhyām	sūpīyaiḥ
Dative	sūpīyāya	sūpīyābhyām	sūpīyebhyaḥ
Ablative	sūpīyāt	sūpīyābhyām	sūpīyebhyaḥ
Genitive	sūpīyasya	sūpīyayoḥ	sūpīyānām
Locative	sūpīye	sūpīyayoḥ	sūpīyeṣu

Compound sūpīya -

Adverb -sūpīyam -sūpīyāt