Declension table of ?niṣkayitavya

Neuter	Singular	Dual	Plural
Nominative	niṣkayitavyam	niṣkayitavye	niṣkayitavyāni
Vocative	niṣkayitavya	niṣkayitavye	niṣkayitavyāni
Accusative	niṣkayitavyam	niṣkayitavye	niṣkayitavyāni
Instrumental	niṣkayitavyena	niṣkayitavyābhyām	niṣkayitavyaiḥ
Dative	niṣkayitavyāya	niṣkayitavyābhyām	niṣkayitavyebhyaḥ
Ablative	niṣkayitavyāt	niṣkayitavyābhyām	niṣkayitavyebhyaḥ
Genitive	niṣkayitavyasya	niṣkayitavyayoḥ	niṣkayitavyānām
Locative	niṣkayitavye	niṣkayitavyayoḥ	niṣkayitavyeṣu

Compound niṣkayitavya -

Adverb -niṣkayitavyam -niṣkayitavyāt