Declension table of ?vaṃśaka

Neuter	Singular	Dual	Plural
Nominative	vaṃśakam	vaṃśake	vaṃśakāni
Vocative	vaṃśaka	vaṃśake	vaṃśakāni
Accusative	vaṃśakam	vaṃśake	vaṃśakāni
Instrumental	vaṃśakena	vaṃśakābhyām	vaṃśakaiḥ
Dative	vaṃśakāya	vaṃśakābhyām	vaṃśakebhyaḥ
Ablative	vaṃśakāt	vaṃśakābhyām	vaṃśakebhyaḥ
Genitive	vaṃśakasya	vaṃśakayoḥ	vaṃśakānām
Locative	vaṃśake	vaṃśakayoḥ	vaṃśakeṣu

Compound vaṃśaka -

Adverb -vaṃśakam -vaṃśakāt