Declension table of ?chupamāna

Masculine	Singular	Dual	Plural
Nominative	chupamānaḥ	chupamānau	chupamānāḥ
Vocative	chupamāna	chupamānau	chupamānāḥ
Accusative	chupamānam	chupamānau	chupamānān
Instrumental	chupamānena	chupamānābhyām	chupamānaiḥ chupamānebhiḥ
Dative	chupamānāya	chupamānābhyām	chupamānebhyaḥ
Ablative	chupamānāt	chupamānābhyām	chupamānebhyaḥ
Genitive	chupamānasya	chupamānayoḥ	chupamānānām
Locative	chupamāne	chupamānayoḥ	chupamāneṣu

Compound chupamāna -

Adverb -chupamānam -chupamānāt