Declension table of ?mārṣṭavya

Neuter	Singular	Dual	Plural
Nominative	mārṣṭavyam	mārṣṭavye	mārṣṭavyāni
Vocative	mārṣṭavya	mārṣṭavye	mārṣṭavyāni
Accusative	mārṣṭavyam	mārṣṭavye	mārṣṭavyāni
Instrumental	mārṣṭavyena	mārṣṭavyābhyām	mārṣṭavyaiḥ
Dative	mārṣṭavyāya	mārṣṭavyābhyām	mārṣṭavyebhyaḥ
Ablative	mārṣṭavyāt	mārṣṭavyābhyām	mārṣṭavyebhyaḥ
Genitive	mārṣṭavyasya	mārṣṭavyayoḥ	mārṣṭavyānām
Locative	mārṣṭavye	mārṣṭavyayoḥ	mārṣṭavyeṣu

Compound mārṣṭavya -

Adverb -mārṣṭavyam -mārṣṭavyāt