Declension table of ?mahābhīṣaṇaka

Masculine	Singular	Dual	Plural
Nominative	mahābhīṣaṇakaḥ	mahābhīṣaṇakau	mahābhīṣaṇakāḥ
Vocative	mahābhīṣaṇaka	mahābhīṣaṇakau	mahābhīṣaṇakāḥ
Accusative	mahābhīṣaṇakam	mahābhīṣaṇakau	mahābhīṣaṇakān
Instrumental	mahābhīṣaṇakena	mahābhīṣaṇakābhyām	mahābhīṣaṇakaiḥ mahābhīṣaṇakebhiḥ
Dative	mahābhīṣaṇakāya	mahābhīṣaṇakābhyām	mahābhīṣaṇakebhyaḥ
Ablative	mahābhīṣaṇakāt	mahābhīṣaṇakābhyām	mahābhīṣaṇakebhyaḥ
Genitive	mahābhīṣaṇakasya	mahābhīṣaṇakayoḥ	mahābhīṣaṇakānām
Locative	mahābhīṣaṇake	mahābhīṣaṇakayoḥ	mahābhīṣaṇakeṣu

Compound mahābhīṣaṇaka -

Adverb -mahābhīṣaṇakam -mahābhīṣaṇakāt