Declension table of ?halayitavya

Neuter	Singular	Dual	Plural
Nominative	halayitavyam	halayitavye	halayitavyāni
Vocative	halayitavya	halayitavye	halayitavyāni
Accusative	halayitavyam	halayitavye	halayitavyāni
Instrumental	halayitavyena	halayitavyābhyām	halayitavyaiḥ
Dative	halayitavyāya	halayitavyābhyām	halayitavyebhyaḥ
Ablative	halayitavyāt	halayitavyābhyām	halayitavyebhyaḥ
Genitive	halayitavyasya	halayitavyayoḥ	halayitavyānām
Locative	halayitavye	halayitavyayoḥ	halayitavyeṣu

Compound halayitavya -

Adverb -halayitavyam -halayitavyāt