Declension table of ?pakṣayitavya

Masculine	Singular	Dual	Plural
Nominative	pakṣayitavyaḥ	pakṣayitavyau	pakṣayitavyāḥ
Vocative	pakṣayitavya	pakṣayitavyau	pakṣayitavyāḥ
Accusative	pakṣayitavyam	pakṣayitavyau	pakṣayitavyān
Instrumental	pakṣayitavyena	pakṣayitavyābhyām	pakṣayitavyaiḥ pakṣayitavyebhiḥ
Dative	pakṣayitavyāya	pakṣayitavyābhyām	pakṣayitavyebhyaḥ
Ablative	pakṣayitavyāt	pakṣayitavyābhyām	pakṣayitavyebhyaḥ
Genitive	pakṣayitavyasya	pakṣayitavyayoḥ	pakṣayitavyānām
Locative	pakṣayitavye	pakṣayitavyayoḥ	pakṣayitavyeṣu

Compound pakṣayitavya -

Adverb -pakṣayitavyam -pakṣayitavyāt