Declension table of ?sthūlamukha

Neuter	Singular	Dual	Plural
Nominative	sthūlamukham	sthūlamukhe	sthūlamukhāni
Vocative	sthūlamukha	sthūlamukhe	sthūlamukhāni
Accusative	sthūlamukham	sthūlamukhe	sthūlamukhāni
Instrumental	sthūlamukhena	sthūlamukhābhyām	sthūlamukhaiḥ
Dative	sthūlamukhāya	sthūlamukhābhyām	sthūlamukhebhyaḥ
Ablative	sthūlamukhāt	sthūlamukhābhyām	sthūlamukhebhyaḥ
Genitive	sthūlamukhasya	sthūlamukhayoḥ	sthūlamukhānām
Locative	sthūlamukhe	sthūlamukhayoḥ	sthūlamukheṣu

Compound sthūlamukha -

Adverb -sthūlamukham -sthūlamukhāt