Declension table of manthara

Neuter	Singular	Dual	Plural
Nominative	mantharam	manthare	mantharāṇi
Vocative	manthara	manthare	mantharāṇi
Accusative	mantharam	manthare	mantharāṇi
Instrumental	manthareṇa	mantharābhyām	mantharaiḥ
Dative	mantharāya	mantharābhyām	mantharebhyaḥ
Ablative	mantharāt	mantharābhyām	mantharebhyaḥ
Genitive	mantharasya	mantharayoḥ	mantharāṇām
Locative	manthare	mantharayoḥ	manthareṣu

Compound manthara -

Adverb -mantharam -mantharāt