Declension table of ?kṣayayitavya

Masculine	Singular	Dual	Plural
Nominative	kṣayayitavyaḥ	kṣayayitavyau	kṣayayitavyāḥ
Vocative	kṣayayitavya	kṣayayitavyau	kṣayayitavyāḥ
Accusative	kṣayayitavyam	kṣayayitavyau	kṣayayitavyān
Instrumental	kṣayayitavyena	kṣayayitavyābhyām	kṣayayitavyaiḥ kṣayayitavyebhiḥ
Dative	kṣayayitavyāya	kṣayayitavyābhyām	kṣayayitavyebhyaḥ
Ablative	kṣayayitavyāt	kṣayayitavyābhyām	kṣayayitavyebhyaḥ
Genitive	kṣayayitavyasya	kṣayayitavyayoḥ	kṣayayitavyānām
Locative	kṣayayitavye	kṣayayitavyayoḥ	kṣayayitavyeṣu

Compound kṣayayitavya -

Adverb -kṣayayitavyam -kṣayayitavyāt