Declension table of ?bhadratara

Neuter	Singular	Dual	Plural
Nominative	bhadrataram	bhadratare	bhadratarāṇi
Vocative	bhadratara	bhadratare	bhadratarāṇi
Accusative	bhadrataram	bhadratare	bhadratarāṇi
Instrumental	bhadratareṇa	bhadratarābhyām	bhadrataraiḥ
Dative	bhadratarāya	bhadratarābhyām	bhadratarebhyaḥ
Ablative	bhadratarāt	bhadratarābhyām	bhadratarebhyaḥ
Genitive	bhadratarasya	bhadratarayoḥ	bhadratarāṇām
Locative	bhadratare	bhadratarayoḥ	bhadratareṣu

Compound bhadratara -

Adverb -bhadrataram -bhadratarāt