Declension table of ?bhīṣayitavya

Masculine	Singular	Dual	Plural
Nominative	bhīṣayitavyaḥ	bhīṣayitavyau	bhīṣayitavyāḥ
Vocative	bhīṣayitavya	bhīṣayitavyau	bhīṣayitavyāḥ
Accusative	bhīṣayitavyam	bhīṣayitavyau	bhīṣayitavyān
Instrumental	bhīṣayitavyena	bhīṣayitavyābhyām	bhīṣayitavyaiḥ bhīṣayitavyebhiḥ
Dative	bhīṣayitavyāya	bhīṣayitavyābhyām	bhīṣayitavyebhyaḥ
Ablative	bhīṣayitavyāt	bhīṣayitavyābhyām	bhīṣayitavyebhyaḥ
Genitive	bhīṣayitavyasya	bhīṣayitavyayoḥ	bhīṣayitavyānām
Locative	bhīṣayitavye	bhīṣayitavyayoḥ	bhīṣayitavyeṣu

Compound bhīṣayitavya -

Adverb -bhīṣayitavyam -bhīṣayitavyāt