Declension table of ?marṇitavya

Masculine	Singular	Dual	Plural
Nominative	marṇitavyaḥ	marṇitavyau	marṇitavyāḥ
Vocative	marṇitavya	marṇitavyau	marṇitavyāḥ
Accusative	marṇitavyam	marṇitavyau	marṇitavyān
Instrumental	marṇitavyena	marṇitavyābhyām	marṇitavyaiḥ marṇitavyebhiḥ
Dative	marṇitavyāya	marṇitavyābhyām	marṇitavyebhyaḥ
Ablative	marṇitavyāt	marṇitavyābhyām	marṇitavyebhyaḥ
Genitive	marṇitavyasya	marṇitavyayoḥ	marṇitavyānām
Locative	marṇitavye	marṇitavyayoḥ	marṇitavyeṣu

Compound marṇitavya -

Adverb -marṇitavyam -marṇitavyāt