Declension table of ?gurdamāna

Neuter	Singular	Dual	Plural
Nominative	gurdamānam	gurdamāne	gurdamānāni
Vocative	gurdamāna	gurdamāne	gurdamānāni
Accusative	gurdamānam	gurdamāne	gurdamānāni
Instrumental	gurdamānena	gurdamānābhyām	gurdamānaiḥ
Dative	gurdamānāya	gurdamānābhyām	gurdamānebhyaḥ
Ablative	gurdamānāt	gurdamānābhyām	gurdamānebhyaḥ
Genitive	gurdamānasya	gurdamānayoḥ	gurdamānānām
Locative	gurdamāne	gurdamānayoḥ	gurdamāneṣu

Compound gurdamāna -

Adverb -gurdamānam -gurdamānāt