Declension table of ?yakṣayitavya

Neuter	Singular	Dual	Plural
Nominative	yakṣayitavyam	yakṣayitavye	yakṣayitavyāni
Vocative	yakṣayitavya	yakṣayitavye	yakṣayitavyāni
Accusative	yakṣayitavyam	yakṣayitavye	yakṣayitavyāni
Instrumental	yakṣayitavyena	yakṣayitavyābhyām	yakṣayitavyaiḥ
Dative	yakṣayitavyāya	yakṣayitavyābhyām	yakṣayitavyebhyaḥ
Ablative	yakṣayitavyāt	yakṣayitavyābhyām	yakṣayitavyebhyaḥ
Genitive	yakṣayitavyasya	yakṣayitavyayoḥ	yakṣayitavyānām
Locative	yakṣayitavye	yakṣayitavyayoḥ	yakṣayitavyeṣu

Compound yakṣayitavya -

Adverb -yakṣayitavyam -yakṣayitavyāt