Declension table of ?kasyamāna

Masculine	Singular	Dual	Plural
Nominative	kasyamānaḥ	kasyamānau	kasyamānāḥ
Vocative	kasyamāna	kasyamānau	kasyamānāḥ
Accusative	kasyamānam	kasyamānau	kasyamānān
Instrumental	kasyamānena	kasyamānābhyām	kasyamānaiḥ kasyamānebhiḥ
Dative	kasyamānāya	kasyamānābhyām	kasyamānebhyaḥ
Ablative	kasyamānāt	kasyamānābhyām	kasyamānebhyaḥ
Genitive	kasyamānasya	kasyamānayoḥ	kasyamānānām
Locative	kasyamāne	kasyamānayoḥ	kasyamāneṣu

Compound kasyamāna -

Adverb -kasyamānam -kasyamānāt