Declension table of ?bastamukha

Neuter	Singular	Dual	Plural
Nominative	bastamukham	bastamukhe	bastamukhāni
Vocative	bastamukha	bastamukhe	bastamukhāni
Accusative	bastamukham	bastamukhe	bastamukhāni
Instrumental	bastamukhena	bastamukhābhyām	bastamukhaiḥ
Dative	bastamukhāya	bastamukhābhyām	bastamukhebhyaḥ
Ablative	bastamukhāt	bastamukhābhyām	bastamukhebhyaḥ
Genitive	bastamukhasya	bastamukhayoḥ	bastamukhānām
Locative	bastamukhe	bastamukhayoḥ	bastamukheṣu

Compound bastamukha -

Adverb -bastamukham -bastamukhāt