Declension table of ?mahimāvat

Masculine	Singular	Dual	Plural
Nominative	mahimāvān	mahimāvantau	mahimāvantaḥ
Vocative	mahimāvan	mahimāvantau	mahimāvantaḥ
Accusative	mahimāvantam	mahimāvantau	mahimāvataḥ
Instrumental	mahimāvatā	mahimāvadbhyām	mahimāvadbhiḥ
Dative	mahimāvate	mahimāvadbhyām	mahimāvadbhyaḥ
Ablative	mahimāvataḥ	mahimāvadbhyām	mahimāvadbhyaḥ
Genitive	mahimāvataḥ	mahimāvatoḥ	mahimāvatām
Locative	mahimāvati	mahimāvatoḥ	mahimāvatsu

Compound mahimāvat -

Adverb -mahimāvantam