Declension table of ?mamānthvas

Masculine	Singular	Dual	Plural
Nominative	mamānthvān	mamānthvāṃsau	mamānthvāṃsaḥ
Vocative	mamānthvan	mamānthvāṃsau	mamānthvāṃsaḥ
Accusative	mamānthvāṃsam	mamānthvāṃsau	mamānthuṣaḥ
Instrumental	mamānthuṣā	mamānthvadbhyām	mamānthvadbhiḥ
Dative	mamānthuṣe	mamānthvadbhyām	mamānthvadbhyaḥ
Ablative	mamānthuṣaḥ	mamānthvadbhyām	mamānthvadbhyaḥ
Genitive	mamānthuṣaḥ	mamānthuṣoḥ	mamānthuṣām
Locative	mamānthuṣi	mamānthuṣoḥ	mamānthvatsu

Compound mamānthvat -

Adverb -mamānthvas