Declension table of ?dūtamukha

Neuter	Singular	Dual	Plural
Nominative	dūtamukham	dūtamukhe	dūtamukhāni
Vocative	dūtamukha	dūtamukhe	dūtamukhāni
Accusative	dūtamukham	dūtamukhe	dūtamukhāni
Instrumental	dūtamukhena	dūtamukhābhyām	dūtamukhaiḥ
Dative	dūtamukhāya	dūtamukhābhyām	dūtamukhebhyaḥ
Ablative	dūtamukhāt	dūtamukhābhyām	dūtamukhebhyaḥ
Genitive	dūtamukhasya	dūtamukhayoḥ	dūtamukhānām
Locative	dūtamukhe	dūtamukhayoḥ	dūtamukheṣu

Compound dūtamukha -

Adverb -dūtamukham -dūtamukhāt