Declension table of tantraka

Masculine	Singular	Dual	Plural
Nominative	tantrakaḥ	tantrakau	tantrakāḥ
Vocative	tantraka	tantrakau	tantrakāḥ
Accusative	tantrakam	tantrakau	tantrakān
Instrumental	tantrakeṇa	tantrakābhyām	tantrakaiḥ tantrakebhiḥ
Dative	tantrakāya	tantrakābhyām	tantrakebhyaḥ
Ablative	tantrakāt	tantrakābhyām	tantrakebhyaḥ
Genitive	tantrakasya	tantrakayoḥ	tantrakāṇām
Locative	tantrake	tantrakayoḥ	tantrakeṣu

Compound tantraka -

Adverb -tantrakam -tantrakāt