Declension table of ?pīṭhādhikāra

Masculine	Singular	Dual	Plural
Nominative	pīṭhādhikāraḥ	pīṭhādhikārau	pīṭhādhikārāḥ
Vocative	pīṭhādhikāra	pīṭhādhikārau	pīṭhādhikārāḥ
Accusative	pīṭhādhikāram	pīṭhādhikārau	pīṭhādhikārān
Instrumental	pīṭhādhikāreṇa	pīṭhādhikārābhyām	pīṭhādhikāraiḥ pīṭhādhikārebhiḥ
Dative	pīṭhādhikārāya	pīṭhādhikārābhyām	pīṭhādhikārebhyaḥ
Ablative	pīṭhādhikārāt	pīṭhādhikārābhyām	pīṭhādhikārebhyaḥ
Genitive	pīṭhādhikārasya	pīṭhādhikārayoḥ	pīṭhādhikārāṇām
Locative	pīṭhādhikāre	pīṭhādhikārayoḥ	pīṭhādhikāreṣu

Compound pīṭhādhikāra -

Adverb -pīṭhādhikāram -pīṭhādhikārāt