Declension table of ?vipakva

Neuter	Singular	Dual	Plural
Nominative	vipakvam	vipakve	vipakvāni
Vocative	vipakva	vipakve	vipakvāni
Accusative	vipakvam	vipakve	vipakvāni
Instrumental	vipakvena	vipakvābhyām	vipakvaiḥ
Dative	vipakvāya	vipakvābhyām	vipakvebhyaḥ
Ablative	vipakvāt	vipakvābhyām	vipakvebhyaḥ
Genitive	vipakvasya	vipakvayoḥ	vipakvānām
Locative	vipakve	vipakvayoḥ	vipakveṣu

Compound vipakva -

Adverb -vipakvam -vipakvāt