Declension table of ?mātṛṣaṣṭha

Masculine	Singular	Dual	Plural
Nominative	mātṛṣaṣṭhaḥ	mātṛṣaṣṭhau	mātṛṣaṣṭhāḥ
Vocative	mātṛṣaṣṭha	mātṛṣaṣṭhau	mātṛṣaṣṭhāḥ
Accusative	mātṛṣaṣṭham	mātṛṣaṣṭhau	mātṛṣaṣṭhān
Instrumental	mātṛṣaṣṭhena	mātṛṣaṣṭhābhyām	mātṛṣaṣṭhaiḥ mātṛṣaṣṭhebhiḥ
Dative	mātṛṣaṣṭhāya	mātṛṣaṣṭhābhyām	mātṛṣaṣṭhebhyaḥ
Ablative	mātṛṣaṣṭhāt	mātṛṣaṣṭhābhyām	mātṛṣaṣṭhebhyaḥ
Genitive	mātṛṣaṣṭhasya	mātṛṣaṣṭhayoḥ	mātṛṣaṣṭhānām
Locative	mātṛṣaṣṭhe	mātṛṣaṣṭhayoḥ	mātṛṣaṣṭheṣu

Compound mātṛṣaṣṭha -

Adverb -mātṛṣaṣṭham -mātṛṣaṣṭhāt