Declension table of ?drummitavya

Neuter	Singular	Dual	Plural
Nominative	drummitavyam	drummitavye	drummitavyāni
Vocative	drummitavya	drummitavye	drummitavyāni
Accusative	drummitavyam	drummitavye	drummitavyāni
Instrumental	drummitavyena	drummitavyābhyām	drummitavyaiḥ
Dative	drummitavyāya	drummitavyābhyām	drummitavyebhyaḥ
Ablative	drummitavyāt	drummitavyābhyām	drummitavyebhyaḥ
Genitive	drummitavyasya	drummitavyayoḥ	drummitavyānām
Locative	drummitavye	drummitavyayoḥ	drummitavyeṣu

Compound drummitavya -

Adverb -drummitavyam -drummitavyāt