Declension table of ?pramāṇatattva

Neuter	Singular	Dual	Plural
Nominative	pramāṇatattvam	pramāṇatattve	pramāṇatattvāni
Vocative	pramāṇatattva	pramāṇatattve	pramāṇatattvāni
Accusative	pramāṇatattvam	pramāṇatattve	pramāṇatattvāni
Instrumental	pramāṇatattvena	pramāṇatattvābhyām	pramāṇatattvaiḥ
Dative	pramāṇatattvāya	pramāṇatattvābhyām	pramāṇatattvebhyaḥ
Ablative	pramāṇatattvāt	pramāṇatattvābhyām	pramāṇatattvebhyaḥ
Genitive	pramāṇatattvasya	pramāṇatattvayoḥ	pramāṇatattvānām
Locative	pramāṇatattve	pramāṇatattvayoḥ	pramāṇatattveṣu

Compound pramāṇatattva -

Adverb -pramāṇatattvam -pramāṇatattvāt