Declension table of ?kathārambha

Masculine	Singular	Dual	Plural
Nominative	kathārambhaḥ	kathārambhau	kathārambhāḥ
Vocative	kathārambha	kathārambhau	kathārambhāḥ
Accusative	kathārambham	kathārambhau	kathārambhān
Instrumental	kathārambheṇa	kathārambhābhyām	kathārambhaiḥ kathārambhebhiḥ
Dative	kathārambhāya	kathārambhābhyām	kathārambhebhyaḥ
Ablative	kathārambhāt	kathārambhābhyām	kathārambhebhyaḥ
Genitive	kathārambhasya	kathārambhayoḥ	kathārambhāṇām
Locative	kathārambhe	kathārambhayoḥ	kathārambheṣu

Compound kathārambha -

Adverb -kathārambham -kathārambhāt