Declension table of ?mustu

Masculine	Singular	Dual	Plural
Nominative	mustuḥ	mustū	mustavaḥ
Vocative	musto	mustū	mustavaḥ
Accusative	mustum	mustū	mustūn
Instrumental	mustunā	mustubhyām	mustubhiḥ
Dative	mustave	mustubhyām	mustubhyaḥ
Ablative	mustoḥ	mustubhyām	mustubhyaḥ
Genitive	mustoḥ	mustvoḥ	mustūnām
Locative	mustau	mustvoḥ	mustuṣu

Compound mustu -

Adverb -mustu