Declension table of ?tilvaka

Masculine	Singular	Dual	Plural
Nominative	tilvakaḥ	tilvakau	tilvakāḥ
Vocative	tilvaka	tilvakau	tilvakāḥ
Accusative	tilvakam	tilvakau	tilvakān
Instrumental	tilvakena	tilvakābhyām	tilvakaiḥ tilvakebhiḥ
Dative	tilvakāya	tilvakābhyām	tilvakebhyaḥ
Ablative	tilvakāt	tilvakābhyām	tilvakebhyaḥ
Genitive	tilvakasya	tilvakayoḥ	tilvakānām
Locative	tilvake	tilvakayoḥ	tilvakeṣu

Compound tilvaka -

Adverb -tilvakam -tilvakāt