Declension table of tumbaka

Neuter	Singular	Dual	Plural
Nominative	tumbakam	tumbake	tumbakāni
Vocative	tumbaka	tumbake	tumbakāni
Accusative	tumbakam	tumbake	tumbakāni
Instrumental	tumbakena	tumbakābhyām	tumbakaiḥ
Dative	tumbakāya	tumbakābhyām	tumbakebhyaḥ
Ablative	tumbakāt	tumbakābhyām	tumbakebhyaḥ
Genitive	tumbakasya	tumbakayoḥ	tumbakānām
Locative	tumbake	tumbakayoḥ	tumbakeṣu

Compound tumbaka -

Adverb -tumbakam -tumbakāt