Declension table of ?prārambha

Masculine	Singular	Dual	Plural
Nominative	prārambhaḥ	prārambhau	prārambhāḥ
Vocative	prārambha	prārambhau	prārambhāḥ
Accusative	prārambham	prārambhau	prārambhān
Instrumental	prārambheṇa	prārambhābhyām	prārambhaiḥ prārambhebhiḥ
Dative	prārambhāya	prārambhābhyām	prārambhebhyaḥ
Ablative	prārambhāt	prārambhābhyām	prārambhebhyaḥ
Genitive	prārambhasya	prārambhayoḥ	prārambhāṇām
Locative	prārambhe	prārambhayoḥ	prārambheṣu

Compound prārambha -

Adverb -prārambham -prārambhāt