Declension table of kāyastha

Masculine	Singular	Dual	Plural
Nominative	kāyasthaḥ	kāyasthau	kāyasthāḥ
Vocative	kāyastha	kāyasthau	kāyasthāḥ
Accusative	kāyastham	kāyasthau	kāyasthān
Instrumental	kāyasthena	kāyasthābhyām	kāyasthaiḥ kāyasthebhiḥ
Dative	kāyasthāya	kāyasthābhyām	kāyasthebhyaḥ
Ablative	kāyasthāt	kāyasthābhyām	kāyasthebhyaḥ
Genitive	kāyasthasya	kāyasthayoḥ	kāyasthānām
Locative	kāyasthe	kāyasthayoḥ	kāyastheṣu

Compound kāyastha -

Adverb -kāyastham -kāyasthāt