Declension table of ?vipūya

Neuter	Singular	Dual	Plural
Nominative	vipūyam	vipūye	vipūyāni
Vocative	vipūya	vipūye	vipūyāni
Accusative	vipūyam	vipūye	vipūyāni
Instrumental	vipūyena	vipūyābhyām	vipūyaiḥ
Dative	vipūyāya	vipūyābhyām	vipūyebhyaḥ
Ablative	vipūyāt	vipūyābhyām	vipūyebhyaḥ
Genitive	vipūyasya	vipūyayoḥ	vipūyānām
Locative	vipūye	vipūyayoḥ	vipūyeṣu

Compound vipūya -

Adverb -vipūyam -vipūyāt