Declension table of ?invitavya

Neuter	Singular	Dual	Plural
Nominative	invitavyam	invitavye	invitavyāni
Vocative	invitavya	invitavye	invitavyāni
Accusative	invitavyam	invitavye	invitavyāni
Instrumental	invitavyena	invitavyābhyām	invitavyaiḥ
Dative	invitavyāya	invitavyābhyām	invitavyebhyaḥ
Ablative	invitavyāt	invitavyābhyām	invitavyebhyaḥ
Genitive	invitavyasya	invitavyayoḥ	invitavyānām
Locative	invitavye	invitavyayoḥ	invitavyeṣu

Compound invitavya -

Adverb -invitavyam -invitavyāt