Declension table of mahāratnakūṭa

Neuter	Singular	Dual	Plural
Nominative	mahāratnakūṭam	mahāratnakūṭe	mahāratnakūṭāni
Vocative	mahāratnakūṭa	mahāratnakūṭe	mahāratnakūṭāni
Accusative	mahāratnakūṭam	mahāratnakūṭe	mahāratnakūṭāni
Instrumental	mahāratnakūṭena	mahāratnakūṭābhyām	mahāratnakūṭaiḥ
Dative	mahāratnakūṭāya	mahāratnakūṭābhyām	mahāratnakūṭebhyaḥ
Ablative	mahāratnakūṭāt	mahāratnakūṭābhyām	mahāratnakūṭebhyaḥ
Genitive	mahāratnakūṭasya	mahāratnakūṭayoḥ	mahāratnakūṭānām
Locative	mahāratnakūṭe	mahāratnakūṭayoḥ	mahāratnakūṭeṣu

Compound mahāratnakūṭa -

Adverb -mahāratnakūṭam -mahāratnakūṭāt