Declension table of ?smāyitavya

Neuter	Singular	Dual	Plural
Nominative	smāyitavyam	smāyitavye	smāyitavyāni
Vocative	smāyitavya	smāyitavye	smāyitavyāni
Accusative	smāyitavyam	smāyitavye	smāyitavyāni
Instrumental	smāyitavyena	smāyitavyābhyām	smāyitavyaiḥ
Dative	smāyitavyāya	smāyitavyābhyām	smāyitavyebhyaḥ
Ablative	smāyitavyāt	smāyitavyābhyām	smāyitavyebhyaḥ
Genitive	smāyitavyasya	smāyitavyayoḥ	smāyitavyānām
Locative	smāyitavye	smāyitavyayoḥ	smāyitavyeṣu

Compound smāyitavya -

Adverb -smāyitavyam -smāyitavyāt