Declension table of ?tantrakāra

Masculine	Singular	Dual	Plural
Nominative	tantrakāraḥ	tantrakārau	tantrakārāḥ
Vocative	tantrakāra	tantrakārau	tantrakārāḥ
Accusative	tantrakāram	tantrakārau	tantrakārān
Instrumental	tantrakāreṇa	tantrakārābhyām	tantrakāraiḥ tantrakārebhiḥ
Dative	tantrakārāya	tantrakārābhyām	tantrakārebhyaḥ
Ablative	tantrakārāt	tantrakārābhyām	tantrakārebhyaḥ
Genitive	tantrakārasya	tantrakārayoḥ	tantrakārāṇām
Locative	tantrakāre	tantrakārayoḥ	tantrakāreṣu

Compound tantrakāra -

Adverb -tantrakāram -tantrakārāt