Declension table of ?prāptatva

Neuter	Singular	Dual	Plural
Nominative	prāptatvam	prāptatve	prāptatvāni
Vocative	prāptatva	prāptatve	prāptatvāni
Accusative	prāptatvam	prāptatve	prāptatvāni
Instrumental	prāptatvena	prāptatvābhyām	prāptatvaiḥ
Dative	prāptatvāya	prāptatvābhyām	prāptatvebhyaḥ
Ablative	prāptatvāt	prāptatvābhyām	prāptatvebhyaḥ
Genitive	prāptatvasya	prāptatvayoḥ	prāptatvānām
Locative	prāptatve	prāptatvayoḥ	prāptatveṣu

Compound prāptatva -

Adverb -prāptatvam -prāptatvāt