Declension table of sumukha

Masculine	Singular	Dual	Plural
Nominative	sumukhaḥ	sumukhau	sumukhāḥ
Vocative	sumukha	sumukhau	sumukhāḥ
Accusative	sumukham	sumukhau	sumukhān
Instrumental	sumukhena	sumukhābhyām	sumukhaiḥ sumukhebhiḥ
Dative	sumukhāya	sumukhābhyām	sumukhebhyaḥ
Ablative	sumukhāt	sumukhābhyām	sumukhebhyaḥ
Genitive	sumukhasya	sumukhayoḥ	sumukhānām
Locative	sumukhe	sumukhayoḥ	sumukheṣu

Compound sumukha -

Adverb -sumukham -sumukhāt