Declension table of ?yamayitavya

Neuter	Singular	Dual	Plural
Nominative	yamayitavyam	yamayitavye	yamayitavyāni
Vocative	yamayitavya	yamayitavye	yamayitavyāni
Accusative	yamayitavyam	yamayitavye	yamayitavyāni
Instrumental	yamayitavyena	yamayitavyābhyām	yamayitavyaiḥ
Dative	yamayitavyāya	yamayitavyābhyām	yamayitavyebhyaḥ
Ablative	yamayitavyāt	yamayitavyābhyām	yamayitavyebhyaḥ
Genitive	yamayitavyasya	yamayitavyayoḥ	yamayitavyānām
Locative	yamayitavye	yamayitavyayoḥ	yamayitavyeṣu

Compound yamayitavya -

Adverb -yamayitavyam -yamayitavyāt