Declension table of ?gāhyamāna

Neuter	Singular	Dual	Plural
Nominative	gāhyamānam	gāhyamāne	gāhyamānāni
Vocative	gāhyamāna	gāhyamāne	gāhyamānāni
Accusative	gāhyamānam	gāhyamāne	gāhyamānāni
Instrumental	gāhyamānena	gāhyamānābhyām	gāhyamānaiḥ
Dative	gāhyamānāya	gāhyamānābhyām	gāhyamānebhyaḥ
Ablative	gāhyamānāt	gāhyamānābhyām	gāhyamānebhyaḥ
Genitive	gāhyamānasya	gāhyamānayoḥ	gāhyamānānām
Locative	gāhyamāne	gāhyamānayoḥ	gāhyamāneṣu

Compound gāhyamāna -

Adverb -gāhyamānam -gāhyamānāt