Declension table of ?kavayitavya

Neuter	Singular	Dual	Plural
Nominative	kavayitavyam	kavayitavye	kavayitavyāni
Vocative	kavayitavya	kavayitavye	kavayitavyāni
Accusative	kavayitavyam	kavayitavye	kavayitavyāni
Instrumental	kavayitavyena	kavayitavyābhyām	kavayitavyaiḥ
Dative	kavayitavyāya	kavayitavyābhyām	kavayitavyebhyaḥ
Ablative	kavayitavyāt	kavayitavyābhyām	kavayitavyebhyaḥ
Genitive	kavayitavyasya	kavayitavyayoḥ	kavayitavyānām
Locative	kavayitavye	kavayitavyayoḥ	kavayitavyeṣu

Compound kavayitavya -

Adverb -kavayitavyam -kavayitavyāt