Declension table of ?mahāśaila

Masculine	Singular	Dual	Plural
Nominative	mahāśailaḥ	mahāśailau	mahāśailāḥ
Vocative	mahāśaila	mahāśailau	mahāśailāḥ
Accusative	mahāśailam	mahāśailau	mahāśailān
Instrumental	mahāśailena	mahāśailābhyām	mahāśailaiḥ mahāśailebhiḥ
Dative	mahāśailāya	mahāśailābhyām	mahāśailebhyaḥ
Ablative	mahāśailāt	mahāśailābhyām	mahāśailebhyaḥ
Genitive	mahāśailasya	mahāśailayoḥ	mahāśailānām
Locative	mahāśaile	mahāśailayoḥ	mahāśaileṣu

Compound mahāśaila -

Adverb -mahāśailam -mahāśailāt