Declension table of ?mantraṇaka

Neuter	Singular	Dual	Plural
Nominative	mantraṇakam	mantraṇake	mantraṇakāni
Vocative	mantraṇaka	mantraṇake	mantraṇakāni
Accusative	mantraṇakam	mantraṇake	mantraṇakāni
Instrumental	mantraṇakena	mantraṇakābhyām	mantraṇakaiḥ
Dative	mantraṇakāya	mantraṇakābhyām	mantraṇakebhyaḥ
Ablative	mantraṇakāt	mantraṇakābhyām	mantraṇakebhyaḥ
Genitive	mantraṇakasya	mantraṇakayoḥ	mantraṇakānām
Locative	mantraṇake	mantraṇakayoḥ	mantraṇakeṣu

Compound mantraṇaka -

Adverb -mantraṇakam -mantraṇakāt