Declension table of ?pramukhatva

Neuter	Singular	Dual	Plural
Nominative	pramukhatvam	pramukhatve	pramukhatvāni
Vocative	pramukhatva	pramukhatve	pramukhatvāni
Accusative	pramukhatvam	pramukhatve	pramukhatvāni
Instrumental	pramukhatvena	pramukhatvābhyām	pramukhatvaiḥ
Dative	pramukhatvāya	pramukhatvābhyām	pramukhatvebhyaḥ
Ablative	pramukhatvāt	pramukhatvābhyām	pramukhatvebhyaḥ
Genitive	pramukhatvasya	pramukhatvayoḥ	pramukhatvānām
Locative	pramukhatve	pramukhatvayoḥ	pramukhatveṣu

Compound pramukhatva -

Adverb -pramukhatvam -pramukhatvāt